RK GB520EXW-118 Gold XW-Ring Chain Windblock The unique spring less design

The unique spring less design allows for a classic "strut" type look without compromising on ride quality

smooth operation Reduced rotational mass for quicker recs

OEM-style cork lined friction plates for smooth take-up and controllable modulation

EXC 440 94-95

Aircraft grade billet aluminum body with durable blue anodized finish

RK GB520EXW-118 Gold XW-Ring Chain Windblock The unique spring less designRK520 EXW Enduro ATV Factory racing gold chainThere are many chain manufacturers in the motorcycle industry but most (including some Japanese manufacturers) only offer a single type of sealing ring, using a "one type fits all approach" which is used on all their drive chains. This can be inefficient depending on the intended use. . Different types of seals for different applications maximises efficiency and performanceRK currently has FIVE types of