DID/PBR Chain Kit 520VX3 14/52 Standard - Ultra-Light Rear Sprocket The Vertex coupling hubs are

The Vertex coupling hubs are the right choice for those who want maximum performance under extreme conditions

more personalized fit for a wider variety of head shapes and allows us to deliver superior ventilation throughout the helmet

The parts included in the set are not sold separately

reduces the vibrations and does not save impacts

Made of aluminum 6000 series

DID/PBR Chain Kit 520VX3 14/52 Standard - Ultra-Light Rear Sprocket The Vertex coupling hubs arePBR chain set with steel standard sprocket, and the following sprocket alternatives: Ultra Light aluminum hard anodized sprocket Ultralight rear sprocket Ultralight hard anodized rear sprocket Ultralight, self cleaning, hard anodized sprocket and D. I. D 520VX3 X Ring Chain 520 (see scope of delivery) For outstanding performance and durability: The PBR chain set consists of the robust PBR steel standard sprocket, a high strength PBR sprocket, which is