Renthal Twinring Rear Sprocket 51T Green 112052051GPGN

RENTHAL Twinring™ Rear Sprocket 51-Tooth Green 112052051GPGN

The RENTHAL Twinring™ Rear Sprocket combines the lightweight properties of Ultralight™ 7075 T-6 aluminum with the durability of electro-less nickel coated steel, offering enhanced performance and longevity. Its innovative design features self-cleaning mud grooves and a unique interference fit between the inner and outer rings, ensuring a secure and lasting bond. **Features:** - **Dual-Material Construction:** Inner ring made from high-strength Ultralight™ 7075 T-6 aluminum and outer ring from electro-less nickel coated steel for optimal durability and weight reduction. - **Permanent Bonding:** Outer ring expanded at 200°C and fitted over the inner ring, creating a permanent bond through interference fit and wave pattern. - **Enhanced Strength:** Flat socket head screws provide additional strength during side impacts and prevent contact with the chain guide. - **Self-Cleaning Design:** Mud grooves between each tooth prevent dirt buildup, reducing wear and maintaining performance. - **Extended Lifespan:** Outlasts standard all-aluminum sprockets by three times while being lighter than all-steel rear sprockets. **Specifications:** - **Tooth Count:** 51 - **Chain Size:** 520 - **Material:** 7075-T6 Aluminum (inner ring), Electro-less Nickel Coated Steel (outer ring) - **Color:** Green - **Mounting Position:** Rear - **Riding Style:** Off-Road, Adventure Touring, Dual-Sport - **Product Name:** Sprocket - **Units:** Each