Renthal Sprocket Twinring Silver 51T Bi-Metal Grooved Packaged Colour_Navy Fortress is also available with

Fortress is also available with and without linkage protection

Both dry and wet grip performances have been drastically improved by using a silica-composite compound

This enhanced system not only expands the range of available voice commands compared to the 50S but also delivers faster

Recommended mix ratio: 2-4%

Renthal Sprocket Twinring Silver 51T Bi-Metal Grooved Packaged Colour_Navy Fortress is also available withThe Renthal Twinring Rear Sprocket is a long lasting durable Off Road sprocket that was developed and tested over the course of 5 years. The unique flat face two piece design keeps weight to a minimum and maximizes durability all while keeping a narrow profile. The outer steel ring is expanded at 200C and then fitted to the aluminium inner before cooling, this process creates a permanent bond while flat socket set screws prevent lateral movement