SRAM POWER LOCK (10-SPEED) bell Size (Approximate head circumference) :

Size (Approximate head circumference) : S/M (55 - 58 cm)

Shimano Ultegra 2x11

Body Material: Carbon Composite

30t S:165mm

Finished with the new GX Eagle signature colorway – to compliment any cassette and chain colorway a rider wants from the Eagle Colorsystem

SRAM POWER LOCK (10-SPEED) bell Size (Approximate head circumference) :SRAM chain engineers developed PowerLock as a tool free, sure and consistent way to connect our 10 speed chains. While it does not require special tools for install, the especially tight tolerances of 10 speed drive trains mandated that each PowerLock is good for a one time application only.