SHIMANO Ultegra 6800 11-Speed Rear Derailleur Pulley Set: Version 2 'enve' Provides 50% more wear resistance

Provides 50% more wear resistance than previous model (D03S)

BBR60 Hollowtech II Bottom Brackets

100mm spacing

42cm control width

This mode feature is designed to save battery power by preventing the head light from accidentally turning on while in storage

SHIMANO Ultegra 6800 11-Speed Rear Derailleur Pulley Set: Version 2 'enve' Provides 50% more wear resistanceCompatibility: Ultegra R8000 or 6800 series rear derailleurs Recommended Use: road cycling International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.