Shimano UN300 BS Square Taper - Silver BBUN300KB17

himano BB-UN300 British Thread Square Taper Bottom Bracket ina variety of sizes for traditional chainsetsFeatures:A good quality bottom bracket for traditional chainsetsSuper-accurate bearings for smooth operation and improved durabilityDurable, hard-wearing sealed cartridge bottom bracket with square tapered spindle fittingMaintenance-free sealed cartridge bearing assembly keeps out dirt, mud, and water for long bearing lifeFast and easy installation without adjustmentNarrow body allows clearance for cable routing under the bottom bracket