Hobby & Engineering Supplies - an MBA company

R4ARS EZO


Cross Referenced Part Numbers



R4-12B-2RSMC3 EZO part number R4A-RS



ID (d): 6.350. OD (D): 19.050. Width (B): 7.142.

Rec. Retail Price: 0.00     
(As low as in bulk)     
Stock: 87     


Category Matches

RC Nitro Engine Parts


XLFS 52 AR - 30 Magnum Power Parts
XLFS 52 AR - 30 Magnum Power Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


XLFS 52 AR - 70 Magnum Power Parts
XLFS 52 AR - 70 Magnum Power Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


You may also be interested in

Fishing Reel Parts


Arief - GR4000H - GR4500H - GR4000HBH Tica Parts
Arief - GR4000H - GR4500H - GR4000HBH Tica Parts


Bearings and Spare Parts

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.

There is also a good range of Arief - GR4000H - GR4500H - GR4000HBH Tica Parts on the Small Parts and Bearings website.


R40 HPI Parts
R40 HPI Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


R40T - 21 Rossi Parts
R40T - 21 Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


R40T - 90 Rossi Parts
R40T - 90 Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


AR2000 Daiwa Parts
AR2000 Daiwa Parts


Bearings and Spare Parts

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.

There is also a good range of AR2000 Daiwa Parts on the Small Parts and Bearings website.


TR4 CEN Parts
TR4 CEN Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


Art-Tech Falcon 3D Hobby Lobby Parts
Art-Tech Falcon 3D Hobby Lobby Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


Mad Armour Kyosho Parts
Mad Armour Kyosho Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


Martial Arts Supplies
Martial Arts Supplies


A small selection of kick shields, target pads and tai chi health rackets



Pool Sweep Arneson Parts
Pool Sweep Arneson Parts


Bearings and Spare Parts

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.

There is also a good range of Pool Sweep Arneson Parts on the Small Parts and Bearings website.


MR-4BX Yokomo Parts
MR-4BX Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


MR-4MT Yokomo Parts
MR-4MT Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


MR-4TC Yokomo Parts
MR-4TC Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


R40 With Clutch Bell And Steering HPI Parts
R40 With Clutch Bell And Steering HPI Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


YR-4GP Yokomo Parts
YR-4GP Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


YR-4M Yokomo Parts
YR-4M Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


YR-4 Yokomo Parts
YR-4 Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


Venture 50 ARF JR Parts
Venture 50 ARF JR Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


Knobs - Pointer - Arrow Top
Knobs - Pointer - Arrow Top

Also see combined categories:
All Pointer Knobs

Push on. Suits 6.35mm (1/4 inch) shaft.


There is also a good range of Knobs - Pointer - Arrow Top on the Small Parts and Bearings website.


MR-4BC Special Yokomo Parts
MR-4BC Special Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


MR-4 Rally Yokomo Parts
MR-4 Rally Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


MR-4TC BD Yokomo Parts
MR-4TC BD Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


MR-4TC Custom Yokomo Parts
MR-4TC Custom Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


MR-4TC SP Yokomo Parts
MR-4TC SP Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


YR-4 II Yokomo Parts
YR-4 II Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


MR-4TC SD CGM Yokomo Parts
MR-4TC SD CGM Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


Games - Memory
Games - Memory

Also see combined categories:
All Games and Gadgets

Brainbox Around The World, Maths and Nature. Memory Cards.



MR-4TC SD SSG -Black Yokomo Parts
MR-4TC SD SSG -Black Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


PR421B Rex - 21 2.5CC Nova Rossi Parts
PR421B Rex - 21 2.5CC Nova Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


PR421P Rex - 21 2.5CC Nova Rossi Parts
PR421P Rex - 21 2.5CC Nova Rossi Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


MR-4TC SD CM Drift Package Yokomo Parts
MR-4TC SD CM Drift Package Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


MR-4TC With Bell Crank Steering Yokomo Parts
MR-4TC With Bell Crank Steering Yokomo Parts


Bearings and Spare Parts for Remote Control Models

Where alternative parts are offered, we make no claims as to their suitability. Selection of the most suitable bearings and parts is the responsibility of the customer. We recommend you replace bearings with the same type if that type is working well. High speed caged bearings are better suited to handle vibration than standard caged bearings.


Tools - Wrenches
Tools - Wrenches

Also see combined categories:
All Tools

Lengths shown are based on standard stock but may vary.

There is also a good range of Tools - Wrenches on the Small Parts and Bearings website.


Bearings - Ball - Double Row - Angular Contact - Chrome Steel
Bearings - Ball - Double Row - Angular Contact - Chrome Steel

Also see combined categories:
All Double Row Ball Bearings

Double Row Ball Bearings - Angular Contact.


Related Information:

There is also a good range of Bearings - Ball - Double Row - Angular Contact - Chrome Steel on the Small Parts and Bearings website.


Bearings - Ball - Double Row - Angular Contact - Stainless Steel
Bearings - Ball - Double Row - Angular Contact - Stainless Steel

Also see combined categories:
All Double Row Ball Bearings

Double Row Ball Bearings - Angular Contact.


Related Information:

There is also a good range of Bearings - Ball - Double Row - Angular Contact - Stainless Steel on the Small Parts and Bearings website.




Bearings - Ball - Flanged - 440C Stainless
Bearings - Ball - Flanged - 440C Stainless

Also see combined categories:
All Radial Ball Bearings
All Flanged Ball Bearings

Stainless Steel Bearings with Flanges.

Single row radial ball bearings with flanges. Miniature sizes from 1mm to 10mm bore and larger sizes to over 50mm bore.

Related Information:

There is also a good range of Bearings - Ball - Flanged - 440C Stainless on the Small Parts and Bearings website.


Bearings - Ball - Flanged - Chrome Steel
Bearings - Ball - Flanged - Chrome Steel

Also see combined categories:
All Radial Ball Bearings
All Flanged Ball Bearings

Chrome Steel Bearings with Flanges.

Single row radial ball bearings with flanges. Miniature sizes from 1mm to 10mm bore and larger sizes to over 50mm bore.

Related Information:

There is also a good range of Bearings - Ball - Flanged - Chrome Steel on the Small Parts and Bearings website.


Bearings - Ball - Flanged - WIR - Chrome Steel
Bearings - Ball - Flanged - WIR - Chrome Steel

Also see combined categories:
All Radial Ball Bearings
All Flanged Ball Bearings with Extended Inner

Chrome Steel Bearings with Flanges.

Single row radial ball bearings with flanges and extended inner rings (wide inner rings). Miniature sizes from 1mm to 10mm bore and larger sizes to over 50mm bore.

Related Information:

There is also a good range of Bearings - Ball - Flanged - WIR - Chrome Steel on the Small Parts and Bearings website.


Bearings - Unground
Bearings - Unground


Unground bearings used in trolleys, prams and wheel barrow wheels


There is also a good range of Bearings - Unground on the Small Parts and Bearings website.


Bearings - U Groove Profile OD
Bearings - U Groove Profile OD

Also see combined categories:
All U Groove Bearings and Pulleys

Special OD Bearings.

Contact us for tolerances.

Related Information:

There is also a good range of Bearings - U Groove Profile OD on the Small Parts and Bearings website.


Bearings - Ball - 440C Stainless
Bearings - Ball - 440C Stainless

Also see combined categories:
All Radial Ball Bearings
All Basic Single Row Bearings Stainless and Chrome

Stainless steel radial ball bearings

Standard single row radial ball bearings. Miniature sizes from 1mm to 10mm bore and larger sizes to over 50mm bore.

Related Information:

There is also a good range of Bearings - Ball - 440C Stainless on the Small Parts and Bearings website.


Bearings - Ball - Chrome Steel
Bearings - Ball - Chrome Steel

Also see combined categories:
All Radial Ball Bearings
All Basic Single Row Bearings Stainless and Chrome

Chrome steel radial ball bearings.

Standard single row radial ball bearings. Miniature sizes from 1mm to 10mm bore and larger sizes to over 50mm bore.

Related Information:

There is also a good range of Bearings - Ball - Chrome Steel on the Small Parts and Bearings website.


Bearings - Ball - Economy - 440C Stainless
Bearings - Ball - Economy - 440C Stainless

Also see combined categories:
All Radial Ball Bearings
All Economy Bearings

Taiwanese or Italian Hobby Bearings - Inexpensive Option. The type you find at most hobby shops.

Single row radial ball bearings. Miniature sizes from 1mm to 10mm bore and larger sizes to over 50mm bore.

Related Information:

There is also a good range of Bearings - Ball - Economy - 440C Stainless on the Small Parts and Bearings website.


Bearings - Ball - WIR - 440C Stainless
Bearings - Ball - WIR - 440C Stainless

Also see combined categories:
All Radial Ball Bearings
All Extended Inner Ring Bearings

Stainless Steel Bearings with a Snap Ring on the OD

Single row radial ball bearings with extended inner ring (wide inner ring). Miniature sizes from 1mm to 10mm bore and larger sizes to over 50mm bore.

Related Information:

There is also a good range of Bearings - Ball - WIR - 440C Stainless on the Small Parts and Bearings website.


Bearings - Ball - WIR - Chrome Steel
Bearings - Ball - WIR - Chrome Steel

Also see combined categories:
All Radial Ball Bearings
All Extended Inner Ring Bearings

Chrome Steel Bearings with a Snap Ring on the OD

Single row radial ball bearings with extended inner ring (wide inner ring). Miniature sizes from 1mm to 10mm bore and larger sizes to over 50mm bore.

Related Information:

There is also a good range of Bearings - Ball - WIR - Chrome Steel on the Small Parts and Bearings website.


Bearings - Chamfered Edges
Bearings - Chamfered Edges


Chamfered edge bearings for Linear Guide Systems and pushbikes

Often used in pushbike headsets. Note bearings for pushbikes with two chamfered edges have the chamfer on the inner ring on one side and outer ring on the other - designation CEP.

Related Information:

There is also a good range of Bearings - Chamfered Edges on the Small Parts and Bearings website.


Bearings - Ball - Anti Corrosion - Special Stainless
Bearings - Ball - Anti Corrosion - Special Stainless

Also see combined categories:
All 300 Grade Stainless Bearings

Higher corrosion resistance than 440C stainless - HRC59 Hardness - Same or higher load than 440C

Ideal for applications with salt spray or chemicals in the pH range 3 to 12. ISC CASSTOP design with special TBN-6H stainless steel. Other sizes available on request.

Related Information:

There is also a good range of Bearings - Ball - Anti Corrosion - Special Stainless on the Small Parts and Bearings website.


Main Pages



Freight Rates
Terms and Conditions
Privacy Policy

Registered Australian Company: Hobby & Engineering Supplies Pty Ltd (ABN 54 125 001 541)

Hobby and Engineering Supplies offers 6173 products in 447 categories including assortment kits, low priced hobby bearings, tools, screws, brass and aluminium rod and tubing - see the full listing in the Online Catalogue. We have excellent Freight Rates within Australia and worldwide. We offer a choice of delivery with a signature required, or cheaper options with no signature required. The no signature required options are at the customer’s risk once the goods leave our store.

Using the links throughout this site you will find extensive information including catalogues, technical data, and other product specific information. We sell our products worldwide through our online store and our overseas freight rates are competitive for fully traceable courier delivery.

Hobby and Engineering Supplies is part of MBA Group offering a select range from the MBA Group catalogue.

Hobby and Engineering Supplies products are not authorised for sale into the USA or Canada due to the reluctance of Australian insurers to provide product liability insurance into those two countries.

Information on this website is Copyright Hobby and Engineering Supplies 1997. All rights reserved.

Freight Rates
Terms and Conditions
Privacy Policy

Registered Australian Company: Hobby & Engineering Supplies Pty Ltd (ABN 54 125 001 541)

Hobby and Engineering Supplies offers 6173 products in 447 categories including assortment kits, low priced hobby bearings, tools, screws, brass and aluminium rod and tubing - see the full listing in the Online Catalogue. We have excellent Freight Rates within Australia and worldwide. We offer a choice of delivery with a signature required, or cheaper options with no signature required. The no signature required options are at the customer’s risk once the goods leave our store.

Using the links throughout this site you will find extensive information including catalogues, technical data, and other product specific information. We sell our products worldwide through our online store and our overseas freight rates are competitive for fully traceable courier delivery.

Hobby and Engineering Supplies is part of MBA Group offering a select range from the MBA Group catalogue.

Hobby and Engineering Supplies products are not authorised for sale into the USA or Canada due to the reluctance of Australian insurers to provide product liability insurance into those two countries.

Information on this website is Copyright Hobby and Engineering Supplies 1997. All rights reserved.