• Ruption New Boy 18" BMX Bike 2018

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Ruption New Boy 18" BMX Bike

The perfect machine for the younger rider that's getting into BMX for the first time, Ruption's New Boy 18" will help your little shredder keep up with the big boys. With 18" wheels, a short 18" top tube, kid-specific components it offers a safe, comfortable and controlled ride. Plus, with a tubular 3-piece CrMo crankset and high-tensile frame and forks, it's ready to stand up to a beating as your star of the future perfects their new skills!


  • Frame: Ruption 1020 Hi-Ten Steel with 18" top tube
  • Forks: Ruption 1020 Hi-Ten Steel
  • Handlebars: Ruption Hi-Ten Steel, 7" rise
  • Grips: Flangeless soft grips
  • Stem: Ruption 50mm front load
  • Headset: 1-1/8″ external headset
  • Cranks: 1-piece, 152mm, 4130 CrMo
  • Sprocket: Ruption 25T sprocket
  • BB: USA type
  • Chain: Z410 Chain
  • Rear Brake: Rear 990 style alloy U-Brake
  • Brake Lever: Resin and alloy combo levers
  • Brake Cables: Slic cable
  • Front Hub: 10mm axle, open bearing
  • Rear Hub: 10mm axle, open bearing, 9T cassette
  • Rims: 18" alloy, 36H
  • Tyres: 18"x2.125" street tread
  • Seat: Ruption combo junior seat
  • Pedals: Plastic freestyle
  • Weight: 10.8kg

Buy Ruption Bikes from Chain Reaction Cycles, the World's Largest Online Bike Store.

  • Delivery costFREE
  • Delivery toUSA
  • 365 Days return or exchange

    If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.

    More information on returns
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Buying Guide

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