Shimano Ultegra RD-R8000SS Short Cage 11-Speed Rear Derailleur Brand_TREK and the accurate power measurement

and the accurate power measurement range is ±3%

SHIMANO 10-Speed Road / Gravel Cassette Sprocket

Podium® 21oz Bike Bottle

and use the Size Guide to determine your size

Shimano Ultegra RD-R8000SS Short Cage 11-Speed Rear Derailleur Brand_TREK and the accurate power measurementSHIMANO ULTEGRA Short Cage Rear Derailleur 11 speed RD R8000 SS SHIMANO ULTEGRA Rear Derailleur Short Cage SHIMANO SHADOW RD 11 speed Updated with a SHIMANO SHADOW RD design, the SHIMANO ULTEGRA 8000 rear derailleur offers a sleek appearance and optimized shifting performance. FEATURES covers: 11 25T to 11 30T PRODUCT SPECIFICATIONS MODEL NO RD R8000 SS SERIES ULTEGRA R8000 Series Color Series color Average weight 200 Remarks * w o Bracket spec