Bumper Ninja 18" Mountain Bike 6 to 8 years

Bumper Bikes are specially designed pavement bikes for kids. Safe and strong! Stay in the the shadows and be a hero with the Bumper Ninja Force. Possibly the most vibrant model in the Bumper range with its powerful detailed graphics.

Specification

  • Frame: 11" Hi Ten steel.
  • Fork: Rigid, Hi Ten steel.
  • Headset: Steel, full ball bearing 1".
  • Drivetrain Components: Steel, 1pc, 127mm crank with 36t sprocket.
  • Chain: KMC.
  • Pedals: 1/2" Plastic.
  • Handlebar: Steel, 155mm rise.
  • Stem: Steel, quill.
  • Grips: Clear, 105mm.
  • Saddle: Junior.
  • Tyres: 18 x 1.90".
  • Bottom Bracket: Steel, loose ball.
  • Front Hub: Steel 28h looseball 3/8".
  • Rear Hub: Steel 28h looseball 3/8".
  • Rim: Alloy 28h.
  • Brakes: Alloy V - type.
  • Freewheel: 16t freewheel.
  • Extras: Front plate.
  • Please note: Stabilizers are not included with the 18" model.
  • Cycle Condition: New. This bike is shipped 90% assembled in a sealed box. Inflation of tyres, fitting of pedals, stabilizers, stem and handlebars, front wheel, front brake cable, saddle and post are necessary.