Shimano BB-UN300 Square Taper Bottom Bracket BSA

$19.00 USD

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Part Number EBBUN300B15B EBBUN300B17X EBBUN300B18X EBBUN300B22X EBBUN300B27B

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The Shimano BB-UN300 is a sealed cartridge square-taper bottom bracket for frames with an English (BSA) threaded shell.

Shell: BSA / English threaded
Spindle: Square taper
Construction: Sealed cartridge

Bottom bracket fit depends on your frame shell and crank spindle; our service team can confirm the right one and install it with the proper tools. Spindle length must match your crankset.

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