NEW :::BULK SERVICE::: Wheels Manufacturing Freewheel and Bottom Bracket Cup Shims 1.0mm Bag of 10

Spacers for fine tuning freewheel and cassette placement or adjusting chainline on frames with B.S.A external type bottom bracket cups. Fits between frame and drive-side cup (cup must have lip) to adjust chainline or crank clearance Width: 1.5