SRAM Force 22 WiFli Rear Derailleur - 11 Speed Medium Cage Black MFPN=00.6418.028.004 For the XX1 spider

For the XX1 spider

Three panel palm

The 50mm drop allows for fitment on everything from a wide-tired CX bike to modern gravel bikes

binding plate and ski

SRAM Force 22 WiFli Rear Derailleur - 11 Speed Medium Cage Black MFPN=00.6418.028.004 For the XX1 spiderSRAM Force 22 WiFli Rear Derailleur 11 Speed Medium Cage Black. Competition grade rear derailleur with carbon and magnesium to keep weight low. Designed for easy to set up and adjustment. Carbon fiber and aluminum construction Cartridge bearing pulleys Stainless Steel hardware TECH SPECS Rear Derailleur Mount Type 10x1 Standard Rear Der Shifter Compatibility SRAM Exact Actuation Cage Length Medium Drivetrain Speeds 11 Weight 186 Color Black Chain Wrap