The package contains 12 pieces bottom bracket washer, inside diameter is 24mm/30mm, measured in 1mm 2mm and 3mm thickness, stainless steel gasket measured in 0.1mm 0.2mm and 0.3mm thickness, each size 2 pieces. The BB washers are made of aluminum alloy and stainless steel to assure durability, heat resistance, oil resistance, and corrosion resistance. Bike bottom bracket spacer can be applied to BB axle, fit for BB86/91/92/BB30/PF30. Bottom Bracket Washers great to adjust the chassis, steering wheel or bicycle hub, the gasket will not accumulate dust or oxidation. Material Aluminum alloy, stainless steel Colour Black, silver Inside diameter 24mm/30mm Part Type Crankset Washer Type Crankset Washer Brand Unbranded/Generic MPN TJ4894927.
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