SRAM Rear Derailleur Red Medium Cage 11-speed Max 32T C2Top of the line rear derailleur with generous use of carbon fiber and titanium for maximum performance at minimal weight. Carbon fiber and aluminum construction Ceramic bearing pulleys Titanium hardware Graphics match SRAM Red eTap electronic components Color: Black Largest Cog: 32 Rear Derailleur Mount Type: 10x1 Standard Chain Wrap Capacity (teeth): 37 Cage Length: Medium Rear Der Shifter Compatibility: SRAM Exact Actuation Drivetrain Speeds: 11

Investment cast steel construction with 8mm hex key for better leverage

Small - 51-55cm

Utilizes well accepted and broadly available XD driverbody

Standardized for 1 size fits all applicable models

The Shimano GRX FD-RX815 Di2 front derailleur is optimized for gravel riding with wider front tire clearance and wider range front gearing

Not suitable for E-MTB

Optimized for 36T to 52T Chain Rings

so will the fan speed

Non-Threaded bottom brackets for SRAM and Truvativ cranksets

Won’t dry out or ball up

In racing cycling

Unique patent-pending twin bolt design making on the fly angle adjustments a breeze and ensuring that your saddle remains secured just where you want it