QUARQ SRAM DFOUR DUB POWER METER CRANK exclude_standard_shipping the Pro SL Skull Cap

the Pro SL Skull Cap keeps you riding all year

Minimum offset of the fork: 44mm

whether at home or on the go

single magnet type

QUARQ SRAM DFOUR DUB POWER METER CRANK exclude_standard_shipping the Pro SL Skull CapReach new goals and explore new roads with a power meter that delivers on accuracy, durability, and reliability. The Quarq DFour DUB Power Meter is paired with the Quarq DUB Crankarms to pair with your Dura Ace R9100 or Ultegra R8000 chainrings. A SRAM DUB Bottom Bracket will be required for installation. Features Bluetooth low energy technology and ANT+ wireless data transfer. MagicZero automatically checks and recalibrates your power meter as you