Tektro TR-54 Rotor 2.3mm 4 piston 180mm ISO 6B CheckoutSpec= (knob and screw) 17 vents provide cool air

17 vents provide cool air intake and heat exhaust

Integrated clip easily clips to helmet and hat visors or straps

Approved for ebike use Rear Axle Bolt-on x 135 mm Rim Width (Internal) 30 Cassette Body Type Single Cog Driver Valve Presta Color Black Wheel Size 26" Designed for ebike Yes Defined Color Black ISO Diameter 559 / 26" MTN Tire Type Tubeless Ready Clincher Rim Material Alloy Hub/Brake Compatibility 6-Bolt Disc

Bike Attachment On frame Hitch Size 2 Maximum Tire Width 3 Number of Bikes 2 Foldable Rack Yes Maximum Weight per Bike 60 lb

Flat-faced sockets designed for use with common suspension fork fittings

Tektro TR-54 Rotor 2.3mm 4 piston 180mm ISO 6B CheckoutSpec= (knob and screw) 17 vents provide cool airHigh quality replacement rotor for all 6 bolt disc brake options 4 piston brake rotor 2. 3mm Thickness T25 Torx mounting bolts included TECH SPECS Disc Diameter 180mm Disc Material Stainless Steel Hardware Yes Hub Compatibility ISO 6B