Renthal Sprocket Twinring Red 49T Bi-Metal Grooved SIZE_2 Gallon Enhanced lifetime of up to

Enhanced lifetime of up to 5

OEM style connectors

Constructed from durable black polyurethane foam with a tough urethane flange

Insulation placed at collar

The Airline back ventilation keeps airflow between the bag and your back

Renthal Sprocket Twinring Red 49T Bi-Metal Grooved SIZE_2 Gallon Enhanced lifetime of up toThe 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