SRAM Quarq DFour DUB Power Meter Spider Running Road/MTB Approved

Road/MTB Approved

Relaxed Fit: Unrestricted movement during strenuous activities

A single rear derailleur design with mid-length cage is compatible with the varying sprocket sizes on all three cassette gearing options

Tour Magazine Test Winner

plus the electrolytes lost in sweat to fuel and hydrate your biggest days

SRAM Quarq DFour DUB Power Meter Spider Running Road/MTB ApprovedPower every ride with the Quarq DFour DUB. Designed for Dura Ace R9100 and 9200 chainrings, DFour DUB delivers on reliability & accuracy. Reach new goals and explore new roads with a power meter that delivers on accuracy, durability, and reliability. The DFour DUB was designed specifically for Dura Ace R9100 chainrings. Train using a Quarq power meter without changing your drivetrain. You are working hard, pushing yourself to new heights in some of