Renthal Sprocket Twinring Black 52T Bi-Metal Grooved S3-Cat-Apparel-Offroad-Armour&Protection-Parts New mercury-free design uses non-toxic

New mercury-free design uses non-toxic manometer fluid

FG17 / FG-17

Shin: Impact reinforced with plate and inside protection

Part Number: 33-129-07

Fleeced goggle pocket

Renthal Sprocket Twinring Black 52T Bi-Metal Grooved S3-Cat-Apparel-Offroad-Armour&Protection-Parts New mercury-free design uses non-toxicThe 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 aluminum inner before cooling, this process creates a permanent bond while flat socket set screws prevent lateral movement