Shimano Sora RD-R3000-GS Rear Derailleur - 9 Speed Medium Cage Black MFPN=21053 UTC Rubber Compound

UTC Rubber Compound

Providing complete control with confident shifts the proven wireless system brings World Championship winning pedigree to any bike

The Box One version feature a supple 120 tpi casing with skin walls and high silica compound that boosts performance and lowers weight

The Overdrive delivers super tough reliability that is perfect for city riding and commuting

5" Disc Slate/Stealth 32H Front

Shimano Sora RD-R3000-GS Rear Derailleur - 9 Speed Medium Cage Black MFPN=21053 UTC Rubber CompoundShimano Sora RD R3000 Rear DerailleursCompatible with Shimano 9 Speed STI levers Fluoric coated link bushings Aluminum bracket body Painted finish Stainless steel B axle Largest Cog 34 Color Black Rear Der Shifter Compatibility Shimano Road Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 9 Chain Wrap Capacity (teeth) 43 Cage Length Medium