Shimano RD-R8000 Pulleys GUM-X The wrap-around lens design gives

The wrap-around lens design gives broad coverage without interrupting your line of sight

3 features an adjustable locating shelf so it works on any width chain to remove and install chain rivets

knurled handle

Want to crush that indoor bike trainer workout in a small living space

Shimano RD-R8000 Pulleys GUM-X The wrap-around lens design givesCOMPATIBLE MODEL: RD R8000 GS, RD R8000 SS, RD R8050 GS, RD R8050 SS, RD RX800 GS, RD RX805 GS, RD RX812, RD M8000 GS, RD M8000 SGS, RD M8050 GS COMPATIBLE SERIES: ULTEGRA R8000 Series, ULTEGRA R8050 Series, ULTEGRA RX800 Series, GRX 11 speed, DEORE XT M8000 Series, DEORE XT M8050 Series