Avid BB5 MTB Disc Brake & Rotor G2CS 160mm - Front/Rear 2017 Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button... Avid BB5 MTB Disc Brake & Rotor G2CS 160mm - Front/Rear 2017 Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button...