GT Bikes

GT Mach One Junior 20

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  • Regular price €375.00
Tax included. Shipping calculated at checkout.

Get in the Gate and Get Racing

Designed to be the perfect introduction into the world of racing, the Mach One is available in a variety of sizes, built to suit every need. Learn the basics and feel out the track on your first race bike.


1. GT Top Load Stem

2. Hi-Ten Steel Fork

3. 6061-AL race-ready aluminium frame


  • FRAME: GT Mach One Race, 6061-T6 AL, Euro BB, Reverse Dropouts, 1” Integrated H/T
  • FORK: GT BMX Junior Race, Hi-Ten Steel 1” Steerer, Oval 31.8 X 1.4mm Blades, 315mm A/C, 3/8” Dropouts
  • RIMS: Alloy Double Wall, 28h
  • FRONT HUB: Steel Body, 28h, 3/8” Axle
  • REAR HUB: Steel Flip Flop Thread-On Body, Freewheel, 28h, 3/8” Axle
  • SPOKES: Stainless Steel, 14g
  • FRONT TYRE: Kenda Race, 20 x 1-3/8”
  • REAR TYRE: Kenda Race, 20 x 1-1/8”
  • CRANK: Alloy Forged 3pc., Square Taper, 140mm, BCD110, 36T Steel Chain Ring, Chain Ring Bolts
  • PEDALS: GT Mini Size Platform, PP Material
  • BOTTOM BRACKET: Euro Sealed Bearings
  • REAR COGS: 14T freewheel
  • HANDLEBAR: GT Race, Steel, 4”H x 24”W 8° Back, 2° Up, 19mm O.D. Cross Bar
  • GRIPS: GT Statement logo grips
  • STEM: GT Top Load 1” Aluminium, 40mm
  • HEADSET: 1” Integrated Design, 36X45 Degree Sealed Bearings
  • BRAKES: Alloy V-type
  • BRAKE LEVERS: Alloy V-type
  • SADDLE: GT Uni Mini Kevlar Padded
  • SEAT POST: Alloy integrated w/ Saddle, 25.4 x 150mm