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Crewser Sealed American Bottom Bracket – 19mm Fitment
Keep your ride smooth and dialed with the Crewser Sealed American Bottom Bracket. Designed to fit 19mm spindles, this durable, low-maintenance BB is built for strength and reliability—perfect for BMX, cruisers, or any build using an American BB shell.
This complete kit includes a center tube spacer, sprocket adapter, and adjustment washers for a precise, secure fit. Whether you're replacing worn parts or upgrading your setup, the Crewser bottom bracket delivers long-lasting performance and easy installation.
-Sealed American Bottom Bracket
-Made to fit 19 mm
-Includes center tube spacer, sprocket adapter, adjustment washers
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