Compatible with Campagnolo 9/10 speed DOUBLE drivetrains & bottom brackets.

• Material: Polished finish, professional grade carbon fiber.
• Extremely stiff and lightweight.
• Monocoque Carbon construction for maximum strength.
• Shuriken™ 7075 T6 CNC machined chainrings, 9/10 speed compatible
• Bottom Bracket type: 102mm ISO Square taper- Use TOKEN TK868CT, TK866CM, RECORD, or CHORUS.
• Chainring Bolt Pattern: BCD 135mm
• Chainring sizes: 53/39t
• Chainline: 43.5mm
• Steel bolts: M8x20 included- 30 grams
• Weight: 540 grams (verified)