Master Link For X-Ring - 525 ZVM-X-RIVET LOCK Front Brake Pads SMOOTH BRAKING:Ceramic brake pads provide

SMOOTH BRAKING:Ceramic brake pads provide smooth and consistent braking performance

high temperatures

Dimensions : 43 mm x 55 mm x 10

Ceramic or Kevlar Reinforcement:Enhances friction stability and heat resistance

Dimensions : 50 mm x 59

Master Link For X-Ring - 525 ZVM-X-RIVET LOCK Front Brake Pads SMOOTH BRAKING:Ceramic brake pads provideMASTER LINK "RIVET TYPE" FOR X RING CHAINS THESE ONLY FIT CRANK1 CHAINS OF THE SPECIFIC SERIES THAT YOU SELECT. You cannot just install a rivet on any other chain brand other than CRANK1 or even on other chain series by CRANK1. It's unsafe to install it on wrong series or different chain brand.