Shimano BB-UN300 Bottom Bracket - English 73 x 123mm Spindle Square Taper JIS
$14.37 $18.30
Sku: EBBUN300C23X
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Bottom Bracket Shell I.D. 1.37
BB/Frame Interface English
BB Shell Width (mm) 73
Spindle Interface Type Square Taper JIS
Spindle Length 123
Defined Color Black