Shimano BB-UN300 Bottom Bracket - English, 68 x 122.5mm Spindle, Square Taper JIS, 50mm Chainline
$29.99
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Shimano BB-UN300 Square Spindle Bottom Brackets Fits JIS square-taper cranksets Crankarm fixing bolts sold separately Hollow spindle 50mm chainline Spindle Interface Type: Square Taper JIS BB Shell Width (mm): 68 Bottom Bracket Shell I.D.: 1.37 Spindle Length: 122.5 Defined Color: Black BB/Frame Interface: English
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