Taper Square Chromo Bottom Black Promax JIS 113mm Bracket SC-1
$9.59
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Taper Square Chromo Bottom Black Promax JIS 113mm Bracket SC-1
$9.59
BB spindle: a spindle with a cups spindle: taper BB with JIS Chainline 113 151.1 42.3 Q-Factor Hollow alloy chromoly 113 square CNC-machined