microSHIFT R8 RD-R32 8/9 Speed Rear DerailleurFeaturing a hard-wearing steel cage, this 8/9 speed rear derailleur offers the best balance of strength and durability as you clock up the miles on your road bike. microSHIFT has also kitted out this model with a tough steel outer link material for additional resilience and longevity on your travels. Another highlight is this version uses the same kinematics as the R9 and R10 series but is equipped with a construction made of steel and composite for great reliability. Specifically designed for compatibility with Shimano road groupsets, this rear mech gives you maximum flexibility when putting together a new build or updating components on an existing bike.Features: Cage Material: Steel Outer Link Material: Steel Use: Road Speed: 8/9 speed Cage Size: Long Cage Max Cog: 25-28T Capacity: 39T Clutch: No Compatibility: Shimano Road Compatible microSHIFT Groupset: R8Manufacturer's Part Number: RD-R32 Black Long CageBuy microSHIFT Components from Chain Reaction Cycles, the World's Largest Online Bike Store.