• Suitable for PF30-68/73 bottom bracket frame (the inner hole of the bottom bracket is 46mm, and the bottom bracket length is 68mm/73mm are acceptable)
• After conversion, an ordinary hollow crankset with a 24mm axis can be installed (compatible with Shimano, Prowheel, FSA, etc.)
• There is gasket attached, you can choose to use it or not according to the actual situation

Specifications:

• Material: CNC aluminum alloy
• Size: outer diameter 46mm, inner diameter 24mm
• Weight: 145g