Scatola movimento centrale integrato 68mm

Bicycle Integrated Bottom Bracket set. Hollowtech. For BB73. MTB Bicycle use. Oversized internal bearings. Casing: CNC machined Cr-Mo (Cromoly). Cups: CNC machined forged aluminum. Suit For 24mm Axle. Double Sealed Bearings. Inner frame width: 68 / 73mm. Thread: BC-1.37’’ x 24T. Weight: 115gr.