TRP TR12 Rear Derailleur and Shift Lever Set- All Black Road/Track & Cross Cranksets DT3994 QR1961 370968

DT3994 QR1961 370968

123223-Q0-L

138822-Q0-L

C220 with forward facing bolt design for easy installation

TRP TR12 Rear Derailleur and Shift Lever Set- All Black Road/Track & Cross Cranksets DT3994 QR1961 370968Rear Derailleur specs: Hall Lock; a B Knuckle lock around the derailleur mount that reduces noise and increases shifting stability G Spec Ratchet Clutch is adjustable and can be tuned depending on the suspension and rider style Carbon fiber outer cage and upper link; forged aluminum inner cage Extra wide parallelogram pivot 11t upper pulley and 15t lower pulley with sealed stainless steel bearings 12 speed chain requirednShifter specs: Shift levers