10Pcs MTB XC Bike Hubs Cassette Washer Spacer Freehub Bottom Bracket Gaskets Specification: Condition:100% Brand New Name: Bicycle flywheel washer, hub and tower base washer, bottom washer Process: CNC+ surface anode Material: ultra-light aluminum alloy Inner diameter: about 35mm Outer diameter: about 42mm Thickness: 1/1.5/2/2.5/3mm Quantity: 10 pieces Color: Black/Red Purpose: The gasket is used for fine adjustment of the bottom bracket/flywheel base Common problem solving 1. The chainring hits the frame. 2. The crank hits the frame. 3. Front shift gear Can’t come down and so on (a washer needs to be added at the bottom bracket) 1. The flywheel is installed too loosely, and there is a crack. 2, such as 8-speed conversion to 7-speed flywheel. 3. Modification of single-speed vehicles, etc. (washers are required at the hub) Note: *The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. *Please allow slight manual measurement deviation for the data
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