GRX RD-RX812 1x11 Spd. Ultegra Di2 Stop Shock Sleeves reduce string

Stop Shock Sleeves reduce string vibrations at 3 & 9 for improved feel

The BTY CS series from Butterfly is designed for the developing recreational player preferring a penhold grip

Ceramic Wet utilizes a patented boron nitride technology

Finish Line Citrus Bike Chain Degreaser was the industry's original orange peel based cleaner that has set the standard since 1988

- Reversible valve fits Schrader and Presta valves- Thumblock lever holds securely onto valve

GRX RD-RX812 1x11 Spd. Ultegra Di2 Stop Shock Sleeves reduce stringWith an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features and ON OFF switch for the chain tensioner. The RD RX812 rear derailleur is compatible with mtb cassettes with a 42T low sprocket max. Silent and uninterrupted rear shifting on rough terrain Adjustable chain stabilizer prevents chain slapping