![Bikemaster 520 Bmxr Series X-Ring Chain 520X104 520BMXR-104](http://roco4x4.com/cdn/shop/products/61qUqtLXKmL._SL400_400x400.jpg?v=1682021274)
![Bikemaster 520 Bmxr Series X-Ring Chain 520X104 520BMXR-104](http://roco4x4.com/cdn/shop/products/61qUqtLXKmL._SL400_400x400.jpg?v=1682021274)
Description
� Ideal O.E.M. replacement Q4 Sealed Chain (Q4 seal - ring chain) offers 1.5 to 2 times longer wear resistance than regular O-rings chains� Each refined component, designed with computer analysis, provides higher tensile strength� Specially controlled heat treatment means tougher material and more durability� Q4 seal ring and reinforced pin and roller provides superior wear resistance and higher impact resistance and fatigue strength� Q4 seal ring offers less friction, which leads to less power loss, almost half that of standard O-ring chain� BikeMaster 520 BMXR chains comes with clip link; 525 and 530 BMXR chains comes with rivet link� Made in Japan