Promend BB68 Threaded Bottom Bracket Hollowtech Sealed Bearing

Promend BB-M68 Bottom Bracket (BB68)

Specifications

• Size: 68 / 73 mm.
• Material: Aluminum Alloy + Steel
• Bearing: Steel sealed bearing
• Bearing size: 37x25x7mm
• Spindle size B.C: 1.37 * 24
• Suitable: Hollowtech Shimano and others
• 108 Grams