700c, 27-Inch & 650c

Origin-8's Track Attack 42mm Fixie Wheelset comes in a rainbow of colors, from the subdued to the bold, so you'll know your ride is the sharpest on the block. But, they're not just a pretty face. They feature 42mm deep aluminum rims, sealed cartridge bearings and reliable DT Swiss spokes to roll strong and sure over less-than-ideal surfaces. And, they come with a flip-flop rear hub so you can choose between fixed and freewheeling!

Sta-Tru Double Wall Rear Wheels - Hub/Brake Compatibility: Rim Brake - Wheel Size: 700c - Cassette Body Type: Threaded Standard 1.37" x 24tpi - ISO Diameter: 622 / road / 29" - Valve: Schrader - Tire Type: Clincher

If you need just one wheel for on-the-spot repairs, this wheel features both rim brake and disc brake compatibility.