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GT 20 U Mach One Expert 2020 Complete BMX - Red


10+ in stock

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Important Information-

This product is a special order item, and as such will be ordered from our supplier for you once your order has been placed. The above delivery time is an estimate based on times provided by our suppliers. In rare circumstances these maybe subject to change, but rest assured we will be doing everything possible to get your product to you ASAP! Upon placing your order you will receive a call from our team shortly after to keep you informed every step of the way.


Product Description


  • Frame: GT Mach One Race, 6061-T6 AL, Euro BB, Reverse Dropouts, 1-1/8" Integrated H/T
  • Fork: GT BMX Pro Race, Hi-Ten Steel, 1-1/8" Steerer, Oval 28.6x2.3mm Blades, 315mm A/C, 3/8" Dropouts
  • Chain: KMC S1
  • Crank: Alloy Forged 3pc., Square Taper, 140mm, BCD110, 36T Steel Chain Ring, Chain Ring Bolts
  • Bottom Bracket: Euro Sealed Bearings
  • Pedals: GT Mini Size Platform, PP Material
  • Cog Set: 14T Freewheel
  • Rims: Alloy Double Wall, 28h
  • Tyres: Kenda Race, 20 x 1-3/8"
  • Front Hub: Steel Body, 28h, 3/8" Axle
  • Rear Hub: Steel Flip Flop Thread-On Body, Freewheel, 28h, 3/8" Axle
  • Spokes: Stainless Spokes, 14g
  • Brakes: Alloy V-Type
  • Brake Levers: Alloy V-Type
  • Handlebars: GT Race, Steel, 6.5"H x 26"W, 8Deg Back, 4Deg Up, 19mm O.D. Cross Bar
  • Stem: GT Top Load 1-1/8" Aluminum, 50mm
  • Grips: GT Statement Logo
  • Headset: 1-1/8" Integrated Design, 45X45 Degree Sealed Bearings
  • Saddle: GT Uni Mini Kevlar Padded
  • Seat Post: Alloy Integrated w/ Saddle, 25.4 x 150mm


  • Top Tube Length: 20.75"
  • Head Tube Angle: 73°
  • Seat Tube Angle: 70°
  • Chain Stay Length: 13.6"
  • Seat Tube Length: 9.2"
  • BB Height: 11.5"
  • Weight:

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

Delivery & Returns

Basket Value

Shipping Method

Under £40


Over £100

(2-3 days)




(Next Working day)




Next Weekday Delivery
(Monday to Friday)




Saturday Delivery




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