Radio Cobalt Mini 20" BMX Black/Red

The Cobalt line combines proven geometry and dialed components, giving you the best start out of the gate during your first days racing. The Cobalt Mini is our pint-sized machine, the scaled down frame and lighter build kit make this thing unrivaled out there on the track.


  • Frame: 6061-T6 aluminium.
  • Fork: crmo, 1" butted steerer, hi-ten fork legs.
  • Handlebar: 6061-T6 aluminium.
  • Grips: Radio "Diamond XL" grips, 115mm long.
  • Stem: Radio "Cobalt" top loading stem, 40mm reach.
  • Headset: FSA "TH-388" 1".
  • Brake lever: Promax "XL-378" aluminium brake rear.
  • Brake: Promax "MV-87" aluminium brake rear.
  • Crank: Radio "Cobalt" forged aluminium 3pc crank, 140mm long.
  • BB: Radio, BSA square taper, sealed.
  • Pedals: Radio "Mini" PC, crmo axle.
  • Chain: KMC Z410 1/2' x 1/8".
  • Sprocket: Radio aluminium, 36t sprocket.
  • Driver: ATA 14t freewheel.
  • Front hub: Radio "Cobalt" aluminium hub, lb, 3/8"s, 28h, crmo axle.
  • Rear hub: Radio "Cobalt" aluminium hub, lb, 3/8"s, 28h, crmo axle, flip flop.
  • Rims: Radio "R450" rim, double wall, 28h.
  • Seat: Radio "Mini" combo seat.
  • Seat clamp: Radio slim aluminium seat clamp.
  • Tyres: Tioga "Power Block" tyres, 20" x 1 1/8" front & rear.
  • Weight: 6.91kg / 15.23lbs.
  • This bike is shipped 90% assembled in a sealed box. Inflation of tyres, fitting of pedals, stem and handlebars, front wheel, front brake cable, saddle and seatpost are necessary. Brakes will require adjustment prior to riding.