julio 28, 2026
20 Pieces Bike Bicycle Bottom Bracket Spacer 7 8 9 10 11 Speed Cassette Aluminum Alloy Flywheel Hub Washer Flywheel Hub Spacer 1 Mm 1.5 Mm 2 Mm 2.5 Mm 3 Mm Bottom Bracket Washer BB. Change the speed: these aluminum alloy flywheel hub washers can install 10 speed flywheel boxes to 11 flywheels, 7, 8 and 9 speed flywheel boxes to 10 11 speed flywheels, and 7 speed flywheel boxes to 8 and 9 speed flywheels.