BicycleDesigner® Bike Parts - Upgrade Your Bicycle - Price Competitive - InternationalFOR: Lowriders, Cruisers, Choppers, Motorized, Remodel Mountain Bikes, Custom Builds
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POPULAR CATEGORYDisc Brakes
Shipping to USA, Military, and International customers since 1995
2 bottom bracket cups: 51.54mm (2") OD side inserts into frame
Inner threaded area 1.37" x 24T 4 long screws to secure crank cupsApplication:
Recieves our bearing set 503016 + 503018 136mm extra wide spindle or a standard cartridgeHeavy duty design for motorized bicycles.
Entire bottom bracket kit is available too, see 503405
Part #: 503011
Connecting customers with the finest quality bike parts in niche markets. Focusing on bicycles and bicycle parts for lowrider bicycles, cruiser bicycles, chopper bicycles, motorized bicycles, trikes, and custom bicycles.