Set of 12 internal bicycle crank arm bearing seals - Lower spacers - Bottom bracket - Washers - Road accessories for BB86/91/92/BB30/PF30

The package contains 12 bottom bracket washers with an inner diameter of 24 mm, available in 1 mm, 2 mm, and 3 mm thicknesses. The stainless steel washers are available in 0.1 mm, 0.2 mm, and 0.3 mm thicknesses, with two of each size. The bottom bracket washers are made of aluminum alloy and stainless steel to ensure durability, heat resistance, oil resistance, and corrosion resistance. The spacer for the bicycle bottom bracket can be installed on the BB axle and is suitable for BB86/91/92/BB30/PF30 bottom brackets. These bottom bracket washers are ideal for adjusting the frame, flywheel, or hub of the bicycle. The seal does not collect dust or oxidation.