SRAM APEX AXS™ Crank Arm Power Meter Upgrade Stock Item:SRAM Left Arm and Power Meter Spindle Assembly Apex D1 DUB Wide 172.5mm (Right Arm / BB / Spider / Chain Rings Non Included) It features Race Face's innovative

It features Race Face's innovative Hunter head design that presents a rider with easy saddle installation

Holds up to four bikes

High Speed Compression

5 and 6mm hex set

SRAM APEX AXS™ Crank Arm Power Meter Upgrade Stock Item:SRAM Left Arm and Power Meter Spindle Assembly Apex D1 DUB Wide 172.5mm (Right Arm / BB / Spider / Chain Rings Non Included) It features Race Face's innovativeSRAM APEX AXS CRANK ARM POWER METER UPGRADE Accurate, reliable power measurement is practically a requirement these days, and the Apex AXS crankarm power meter upgrade is the easiest way to get precise power numbers. With the tech hidden inside the DUB spindle, it fits almost any bike while remaining stealthy. SPECIFICATIONS Speeds 12 Speed Crank Arm Length 160mm, 165mm, 167. 5mm, 172. 5mm, 175mm BB Spindle Interface Direct Mount Crank Arm Material