SRAM Gx Type 2.1 Rear Derailleur 10 Speed Medium Cage BYOB display but it also contemporizes the

but it also contemporizes the look of your super bike

8:1 ratio)

Material: Composite

Strip allows tubeless conversion of most standard bicycle wheels

and a no-sacrifice 500% gear range

SRAM Gx Type 2.1 Rear Derailleur 10 Speed Medium Cage BYOB display but it also contemporizes theLeveraging the legendary history of SRAM shifting, the GX 2x10 rear derailleur provides incredible shifting speed and precision. EXACT ACTUATION technology eliminates slop and shifting variation. ROLLER BEARING CLUTCH technology delivers maximum drivetrain stabilityeven through the most punishing terrain. And with CAGE LOCK technology, wheel removal and installation are easier than ever. Specifications Speeds: 10 speed Material: Aluminum cage