Promax CK-1 Carbon Crankset - 175mm 2-PC Direct Mount SRAM 3-Bolt 30mm Spindle BLK Hole-32H model Varia UT 800 lumens

model Varia UT 800 lumens 800 run time 1

The heel box rigidity

} The semi-slick: Used on very fast and dry trails

injection molded head

Promax CK-1 Carbon Crankset - 175mm 2-PC Direct Mount SRAM 3-Bolt 30mm Spindle BLK Hole-32H model Varia UT 800 lumensCK 1 cranks are Promaxs top of the line carbon crank offering. The race ready carbon design maximizes strength and minimizes weight. The crank arms spin on a beefy 30mm spindle to increase stiffness and power transfer. These cranks offer direct mount chainring compatibility for additional weight savings or run them with a 4 bolt 104 BCD chainring adapter available separately. Premium carbon crank arms are lightweight and extremely strong 30mm premium