Promax HF-3 Hollow Hot Forged Crankset - 172.5mm 2-PC Direct Mount SRAM 3-Bolt 30mm Spindle BLK CheckoutSpec= 220g } RSD/LSD compatible

} RSD/LSD compatible

Extra thick ridged foam with center air channel for excellent ventilation

Vendor Racktime Manufacture Number 097211-001 Model Name TopIt 2

6mm length 400mm setback zero material carbon color carbon

6 independent pawls with 3 steps per pawl work in unison

Promax HF-3 Hollow Hot Forged Crankset - 172.5mm 2-PC Direct Mount SRAM 3-Bolt 30mm Spindle BLK CheckoutSpec= 220g } RSD/LSD compatibleHF 3 cranks are Promaxs top of the line aluminum crank offering. Hollow forged from 6061 T6 aluminum both crank arms are hollow so they are super stiff yet lightweight. The crank arms spin on a beefy 30mm spindle permanently fitted into the drive side arm. These cranks offer direct mount sprocket compatibility for additional weight savings or run them with the included 104 BCD spider adapter. CNC machined 6061 T6 aluminum crank arms are lightweight