1PC Linear Bearing Rail Block for Roland RS-640 / SJ-540 / FJ-540 - 21895154

Product Description

Printer Compatibility: 

Roland FJ-540 / FJ-740

Roland RA-640 / RE-640 / RS-640


Roland SJ-540 / SJ-640 / SJ-645 EX / SJ-740 / SJ-740 EX


Roland XF-640 / XJ-540 / XJ-640 / XJ-740


Roland VS-640 


Roland LEJ-640



Product Size: 60mm x 35mm x 20mm

Net Weight: 160g

Packing Size: 100mm x 100mm x 50mm

Manufacturer: Roland

Original Part No.: 21895154


Condition: 100 Brand new and High Quality

Average Lifespan: 3 years (If the rail is not severe wear and in a good environment, the lifespan can reach 5 years).




Mimaki JV3/JV4 L-bearing application


Bearing replacement should be operated after the machine is power off.The machine in below pictures is without print head. Please keep the print head in good protection when changing the bearing.


1. Please push the carriage gently to the printer left.

2. Take off the carriage from the machine.

3. Take out the metal plate connected to the bearing on the guide rail. 

4. Take out the two bearing from the guide rail one after another. 

5. After dismantled, get the accessories well standby, and then install the first bearing.

6. Install the second bearing.

7. Install the metal plate back.

8. Please fasten the bearing after the metal plate.

9. Assemble the carriage back.

1. we accept: Paypal, Please contact us if you may need some other payment method.

2. We will very appreciate if you can pay for the order after your ordering within 1-3 working days so that we can provide you the best services.  

3. Please list your special requests in message after payment. (color, packages, etc.) 

1.We will ship your item by FedEx, DHL, UPS, EMS, e-Package etc with the tracking number showed on ebay.

2.Your item will be shipped within 1-3 working days after clear payment .

3.The shipping time varies. If by FedEX, DHL,or UPS, 3-4 business days to USA,5-7 business days to other most countries.

If by e-packet,7-15 days to USA,and 2-4 weeks to other most countries.

4.Due to the local dispatch or other reasons, sometimes the shipping time will be delay. Please kindly understand Uncertainties by the delivery company. We will track the item all the time until it is reached to you.

1.If you have any problems or concerns to your order or products, please message us and give us a chance to assist before you leave negative feedback.

2.We believe that we can produce a positive outcome to any situation to earn your likes.

3.Your satisfaction is guaranteed.

Copyright © 2023 Dianxiaomi