Original parts for YIKONG YK4106 Pro RC Car
Item name: Washer 8*5.1*0.2 21159;
What does Washer do?
- Increase the contact area: disperse the pressure generated when the screw is fastened to prevent the local force of the parts from being too large and damaged.
- Adjust component position: By increasing or decreasing the number of gaskets, fine-tune the relative position of the parts to ensure accurate assembly.
- Reduce friction and wear: Avoid direct contact between the screw head or nut and the surface of the part to reduce friction and wear.
- Improve the fastening effect: enhance the stability of the screw connection and reduce the risk of loosening.

How to choose the right part? Please purchase according to the manual number, refer to the picture, if you have any questions, please contact us.