Shimano BB-UN300 Threaded Bottom Bracket

Alans BMX Verified independent store

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68/73mm shell width A good quality bottom bracket for traditional chainsets Super-accurate bearings for smooth operation and improved durability Durable, hard-wearing sealed cartri dge bottom bracket with square tapered spindle fitting Maintenance-free sealed cartridge bearing assembly keeps out dirt, mud, and water for long bearing life Fast and easy installation without adjustment Narrow body allows clearance for cable routing under the bottom bracket Show more