NEW Wheels Manufacturing Freewheel and Bottom Bracket Cup Shims 1.0mm Bag of 10 Wheels Manufacturing Freewheel and Bottom Bracket Cup Shims 2mm Bag/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: 2.0