10 PCS FMFXTR Bicycle BB Middle Shaft Flying Wheel Cushion, Thickness: 3mm (Black)

The 10 PCS FMFXTR Bicycle BB Middle Shaft Flying Wheel Cushion is a cap component designed for bicycle BB middle shafts. It allows for fine adjustment of the center shaft and freewheel base.

• Product type: Cap Component
• Brand: FMFXTR
• Compatibility: Bicycle BB Middle Shaft
• Material: Aluminum alloy
• Key feature: Fine adjustment of the center shaft/freewheel base
• Color: Black
• Intended use: Everyday use
• Category: Bicycle Parts
• Process: CNC + anode surface
• Thickness: 3mm
• Inner diameter: 35mm
• Outer diameter: 42mm