Topeak Zi:RAK Thru-Axle - 12 x 1.5mm CheckoutSpec= For SRAM Shifter 13 hours in GPS and

13 hours in GPS and optical heart rate (OHR) mode and 72 hours in pool and OHR mode

Perfect for biking hiking and any outdoor adventure

220 psi max

increased bearing life

Topeak Zi:RAK Thru-Axle - 12 x 1.5mm CheckoutSpec= For SRAM Shifter 13 hours in GPS andThe Topeak Zi: RAK Thru Axle replaces standard thru axles with an integrated mounting platform for Zi: RAK accessories. The hollow aluminum construction maintains structural strength while adding functionality to the front or rear axle position. Quick release Zi: RAK attachments let riders add storage lights or other accessories directly to the axle without frame modifications. Replaces standard thru axle with integrated Zi: RAK mounting platform for