SHIMANO 6700 Tension and Guide Pulley Set - 10-Speed recumbant as it provides predictable grip

as it provides predictable grip and efficiency in a mix of conditions

Center-lock design

Brakes and Rotors:  Shimano M4120 four-piston

Hollow forged crank maximizes power transfer while limiting weight

Grip tapers up towards the lock-ring for comfort and security

SHIMANO 6700 Tension and Guide Pulley Set - 10-Speed recumbant as it provides predictable gripShimano Rear Derailleur Pulley Assemblies Fits Ultegra RD 6770, RD 6700 A, RD 6700, RD 6600, RD 6500 Saint RD M810 A, RD M810, RD M806, RD M805, RD M801, RD M800 XT RD M772, RD M771, RD M770, RD M761, RD M760, RD M751, RD M750 XT Trekking RD T780 Nexave RD C910 Sealed bearing tension pulley