Power2Max ROTOR ALDHU Crank Arms | DUB30

Lightweight modular performance for the climbs.
Summoning the spirit of Alpe d’Huez, the ROTOR ALDHU crankarms deliver race-bred efficiency through ultra-light 7055 aluminum and precision CNC design. This 160 mm length with DUB30 spindle version is ready to pair with DUB30-compatible bottom brackets for all-mountain and gravel setups.

Top Features

• Ultra-light & stiff: Just ~327 g per pair, ideal for performance-focused riders Modular 30 mm spindle system (DUB30 compatible)—build your perfect drivetrain 
• OCP Mount tech: fine-tune Q‑Ring orientation for your pedal stroke 
• Trinity drilling: strategic hollow channeling for a premium weight-to-stiffness ratio 
• Flexible setup: 1× or 2× chainrings, with direct-mount or 110 BCD 4-arm compatibility 
• Adjustable chainline & Q‑factor: Standard spindle Q‑factor ≈147 mm, offset ≈152 mm; 1× chainline ≈44.5 mm (std), ≈47 mm (offset) 
• 7000-series aluminum: Made from 7055 alloy, built with CNC precision 
• Bottom bracket compatibility: BSA30, ITA30, BB30, PF30/4130/4630, BB86, BBright—with suitable DUB30 adapter