Shimano XTR Di2 RD-M9250-SGS 12-Speed Long Cage Rear Derailleur Category_Frame Protector Ultimate Tubeless Sealant uses FiberFoam®

Ultimate Tubeless Sealant uses FiberFoam® technology to harness the power of carbon fiber to seal up to 7mm punctures without losing pressure

Shimano Di2 : √

Release Air and remove valve core using the spare valve cap

Seatpost  Alloy 31

Lock-On Collar for Secure Fit

Shimano XTR Di2 RD-M9250-SGS 12-Speed Long Cage Rear Derailleur Category_Frame Protector Ultimate Tubeless Sealant uses FiberFoam®XTR Di2 REAR DERAILLEUR LONG CAGE 12s RD M9250 SGS The all new XTR M9250 long cage derailleur paired with a standard 10 51T M9200 cassette gives riders and racers the speed, range, and robustness to tackle every trail on the mountain. With built in Automatic Impact Recovery, an impact deflecting shape, and simple covered pulley solutions, this derailleur stands up to harsh trail impacts and still retains its lightning quick shifting speed and top