Sunbeam Stun 18" Wheel Boys Mountain Bike Black

The Sunbeam Stun will be ideal for whatever you use your bike for; getting to school, the shops or the park. Built around a hi-tensile steel frame and fork, mountain bike tyres will tackle any terrain, and the easy to pedal single speed gear allows you to concentrate more on riding to get you there safely. Aluminium v-brakes provide excellent stopping distances whatever the weather, allowing you to ride in style on the Stun.


  • Frame Construction: Hi-tensile steel.
  • Forks: Steel rigid.
  • Frame Size: 11" To suit 7 to 9 years approx.
  • Headset: Steel, 22.2mm.
  • Brake levers: Resin bracket aluminium lever, 2 finger, adjustment screws.
  • Front brake: Aluminium V-brake, black.
  • Rear brake: Aluminium V-brake, black.
  • Stem: Steel, 22.2mm, black.
  • Handlebars: Steel, 480mm wide, 22.2mm, black.
  • Grips: Junior, 100mm, black.
  • Saddle: Stun printed, steel rail, black clamp.
  • Chainwheel: Steel 36T, 1 piece, 127mm.
  • Crankset: Steel 36T, 1 piece, 127mm.
  • Bottom Bracket: Steel 9pc.
  • Freewheel/cassette: 16T.
  • Pedals: Resin junior 1/2", black.
  • Wheels: Aluminium 18" single wall 28h, silver.
  • Hubs: Steel 28h, nutted, silver.
  • Rims: Aluminium 18" single wall, 28h, silver.
  • Cycle Condition: New Boxed. This Bike comes 90% built. Fitting of pedals, stem/bars. General torque testing of nuts and bolts required. Brakes also require some adjustment.