Black ops Micro Drive II 25T chainring Rotor Size (if included)-No Rotor Features a drain hole to

Features a drain hole to prevent condensation build up

Composite material City

Elevated stair type bicycle display Supports bikes by the wheels and bottom bracket Tire holder position is adjustable to fit bicycle's wheelbase Can be combined with 971-3 to display 6 bikes with style Steel Black

Elastomer suspension for a pleasant ride

Angled knobs in the middle of the tread optimize the rolling characteristics Flat Protection Tread and Sidewall Color Black Defined Color Black ISO Width (mm) 61 ISO Diameter 584 / 650b / 27

Black ops Micro Drive II 25T chainring Rotor Size (if included)-No Rotor Features a drain hole toMicro Drive II chainrings are compatible with 1 piece and 22mm 3 piece BMX cranks. CNC machined 6061T6 alloy construction TECH SPECS Mount Compatibility 1pc 3pc Teeth 25T Type Material Alloy Spec Color Blue Chain Compatiblity 1 2` x 1 8` Tooth Type Standard Weight Offset