QO GRAVA Crank Arms & Spindle are built for the long haul—designed to deliver reliable power, all-day comfort, and lightweight efficiency across gravel, tarmac, and everything in between. Engineered with KevTex™ reinforcement, these carbon arms balance stiffness and flex where you need it most for unpredictable terrain and extended endurance rides.

Paired with a CNC-machined 28.99mm alloy spindle (DUB compatible), this setup offers a stable, lightweight platform ready for bikepacking, gravel racing, and everything in between. Precision-built, adventure-tuned, and styled with signature QO minimalism.

Features:
– KevTex™ kevlar-reinforced carbon construction
– Gravel-tuned compliance for vibration damping and fatigue reduction
– CNC-machined 28.99mm alloy spindle (DUB compatible)
– Compatible with QO GRAVA DM chainrings (DIN5480 45x1)
– Available in 165, 170, and 172.5mm lengths

Tech Specs:
– System weight: 376g (170mm arms + spindle)
– Gloss carbon finish with holographic QO branding
– Direct mount interface: DIN5480 45x1
– Q-Factor: 153mm

Light, tough, and ready for adventure. 100% QO.