SRAM Pulley Kit for Apex XPLR Mech RCT and locking nut (#737) from

and locking nut (#737) from the Park Tool HTR-1 Head Tube Reaming and Facing Set

added control and stability

Metal bikes with round tubing that do not have a braze-on mount for a front derailleur can use LoneWolf Aero Chainguide by pairing it with a braze-on front derailleur clamp found on the Replacement Parts page

Steel Cassette Technology X-Dome Cog Details 10-12-14-16-18-21-24-28-32-36-42-50 Finish Copper Cassette Weight 300g Speed 12

Race Guard puncture protection

SRAM Pulley Kit for Apex XPLR Mech RCT and locking nut (#737) fromSRAM, Rear Derailleur Pulley Kit Apex XPLR Mech (Includes 12T Steel Bearing Upper And 14T Lower Steel Bearing Pulley, 12. 5Mm And 14Mm Black Pulley Bolts) TECH SPECS