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Breaking the barrier to racing BMX shouldn't cost an arm and a leg. 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.

GT Mach One Race, 6061 AL, Euro BB, Reverse Dropouts, 1-1/8" Integrated H/T
Front Fork
GT Mach One Race, 1-1/8" Steerer, 31.8mm Legs, 3/8" Dropouts
Head Set
1-1/8" Integrated Design, 45X45 Degree Sealed Bearings
GT Top Load 1-1/8" Aluminum, 50mm Length
GT Race, Steel, 8.25"H x 29"W, 11° Back, 3° Up, 19mm O.D. Cross Bar
Tape / Grips
GT Statement
Front Brake
Alloy V-type
Rear Brake
Alloy V-type
Brake Levers
Alloy V-type
KMC Z410
Crank Set
GT Power Series Cr-Mo 175mm 3pc, 19mm x 8T Cr-Mo Spindle, GT 36T Steel Sprocket
Bottom Bracket
Euro Sealed
GT Low Profile Platform
Front Rim
Alloy Single Wall, 20" 36 Hole (F/R)
Front Hub
Steel Body, (F) 28H, 3/8" Axle, (R) Freewheel, 28H, 3/8" Axle
Rear Rim
Alloy Single Wall, 20" 36 Hole (F/R)
Rear Hub
Steel Body, (F) 28H, 3/8" Axle, (R) Freewheel, 28H, 3/8" Axle
Front Tyre
GT Wing, 20" x 1.75" (F/R)
Rear Tyre
GT Wing, 20" x 1.75" (F/R)
GT Uni Pro padded
Seat Post
AL integrated w/ Saddle, 27.2 x 250mm
Seat Clamp
Alloy, 31.8mm Single Bolt

Delivery Information

Hargroves Cycles offer Free Delivery for all orders over £9 with in Mainland UK (orders below £9 will be charged £1.99)

Bikes and Bulky items are sent via TNT Courier and smaller items are sent via Royal Mail 2nd Class Post.

Items over £50 are sent with Royal Mail 1st Class track able service which is emailed to the customer on the day of dispatch.
For full delivery details please see our Delivery Page

International Delivery

Hargroves Cycles delivery all across Europe. Goods are shipped from the UK and are subject to import duties where applicable

For further delivery, pricing and restriction information please view our International Shipping Page

Returns Information

We will happily exchange or refund any item purchased at Hargroves Cycles within 365 days, except gift vouchers and personalized products, except where faulty.

Returned goods must be unused and supplied with their original packaging, unless faulty.

For full details on our Returns procedure please visit out Returns Section.

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Speed, speed and even more speed.

From GT’s namesake Gary Turner designing one of the first BMX race bikes in 1972 to our modern carbon fiber creations that redefine fast-as-hell, we’ve built a long legacy of racing, winning, yet never taking ourselves too seriously.

As a company, we’re 30 going on 18. And we wouldn’t have it any other way.

  • GT Mach One Pro - 2017 BMX Bike