SHIMANO 6700 Tension and Guide Pulley Set - 10-Speed recumbant Brakes and Rotors: Shimano M4120

Brakes and Rotors:  Shimano M4120 four-piston

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

Center-lock design

Source: Quality Bicycle Products

Inverted Tread Design Reduces Rolling Resistance Enabling Greater Straightline Speeds

SHIMANO 6700 Tension and Guide Pulley Set - 10-Speed recumbant Brakes and Rotors: Shimano M4120Shimano 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