Wheels Manufacturing 1/4" x 9 Bearing Retainer: Bag of 10 Weight (Grams)-523 M 502 RimTubeless-Ready Alloy rim

M 502 RimTubeless-Ready Alloy rim (tape valves and sealant sold separately)

Fits 12-spline cassette lockrings from Shimano SRAM SunRace SunTour Chris King and others keyword search Replaces FR-5 Guide Pin N/A

DUB-PWR spindle-based unit measures left side power to calculate total watts Proven Quarq reliability and accuracy Long battery life (400+ hours) to power a season of rides User replaceable AAA lithium battery DUB bottom bracket adds durability and simplicity Waterproof (IPX7 waterproof to 1 meter for 30 mins) Lightweight (less than 40g heavier than standard crankset) Wide chainline crankset for bikes with up to 700x45c or 27

Alloy Road/Gravel disc hubs with sealed bearings

Wheels Manufacturing 1/4" x 9 Bearing Retainer: Bag of 10 Weight (Grams)-523 M 502 RimTubeless-Ready Alloy rimBall bearing retainers for loose ball bottom brackets. Grade 300 Bearings Size 1 4" # of Balls 9 Compatibility 3 Pc BB Package 10 Count