SRAM Apex XPLR AXS Rear Derailleur Inner Cage (Black) (12 Speed)

comprised of high-quality alloy pulley wheels complete with ceramic ball bearings that work to reduce chain drag, as well as a CNC-machined aluminum outer shield that fosters a streamlined aerodynamic profile.

be motor-driven instead of cable-actuated. AXS powered components enable customization and scale to an individual rider's liking via the AXS App. It features a shorter cage for 10mm more ground clearance, with ...

Pulley Wheel System for Campagnolo is advanced for the optimization of bike performance. The 13-tooth/19-tooth OSPW for Campagnolo provides a 40% lower friction over a standard 11-tooth Campagnolo pulley wheel and fits ...

top-tier drivetrain efficiency by implementing ceramic bearing pulleys for silky smooth movement and sturdy CNC-machined alloy arms for stiff performance that will shift reliably with less flex.

Shimano's Deore XT Di2 groupset. Shimano combined the best of electronic gearing with proven components in a race-proven package. Gear up for even greater adventures with incredible fingertip control. Di2 is a ...