Rotor BSA 30 Bottom Bracket

Rotor's 30mm external BSA bottom bracket for use with BB30 cranks in your standard threaded frame. The advanced Labyrinth seals provide superb spinning and protection.

• Designed to work with BSA threaded bottom brackets and 30mm axle ROTOR cranksets

• Aluminium alloy 7075 - 100% CNC-machined

• Silicone seals