QO Bike Gear ROCKS Crank Direct Mount MTB
The QO ROCKS crankset is built for the real demands of your trails. Constructed with KevTex™ and precision-molded MaxStrength™ slots, these cranks offer a powerful combination of stiffness, impact resistance and trail-optimized compliance.
Designed for aggressive riding on demanding terrain, the crank arms are combined with a lightweight 28.99 mm spindle (CNC machined, DUB compatible) to ensure maximum durability and optimal power transfer. Whether you're cranking up steep, rocky climbs or chasing through rough descents at full power - QO ROCKS gives you full confidence without compromise.
Technical data:
Area of application: MTB & Cyclocross
Material crank arms: Carbon KevTex™ & MaxStrength™
Crankshaft material: CNC milled aluminum
Crankshaft compatibility: 28.99 mm | DUB (SRAM)
Crank arm lengths: 165, 170 mm or 175 mm
Spider/chainring mount: Direct Mount
Direct Mount Standard: QO Rocks Direct Mount interface (DIN5480 45x1)
Chainring compatibility: QO Rocks
Chainline: 55 mm
Color: black
Weight according to manufacturer: 414g (170mm crank)
Weight as weighed: 416g (170mm crank)
Scope of delivery: 1x QO Bike Gear ROCKS Crank Direct Mount MTB (without chainring)
Note: QO always recommends using QO cranks and chainrings together. QO uses the same chainring interface (spline) as ROTOR. However, we are not aware of, and therefore cannot guarantee, the optimal fit between a QO and ROTOR crank and chainring.