Use my current location GT Mach One Junior 20" BMX Bike [Black] (2017)
Up to 12 months interest free
Perfect Ride Guarantee
If you don't love it, you can swap it, up to 30 days from purchase!* Learn more »
Free Bike Build
We'll build your bike for free when you click and collect at any 99 Bikes store.
First Free Tune-up
Every bike come with a complimentary free tune-up and safety check.
Please note that, in order to reduce production and delivery times, bike specifications are subject to change by the manufacturer without notice. Please be aware that these changes might not be reflected on product pages and images.
A product of dedication and innovation entwined, the Mach One from GT has been designed to perfection, built to suit every need.
FEATURES:
- GT Mach One Race Aluminum Frame
- GT Alloy Forged 3pc Cranks
- Alloy Double Wall 28H Rims
SPECIFICATIONS:
| Sizes: | 20" wheel / 18.5" top tube |
| Frame: | GT Mach One Race, 6061 AL, Euro BB, Reverse Dropouts, 1" Integrated H/T |
| Fork: | GT Mach One Junior Race, Steel, 1" Steerer, Oval Legs, 3/8" Dropouts |
| Chain: | KMC Z410 |
| Crankset Chainwheel: | 15 |
| Crank: | Alloy Forged 3-Piece, Square Taper, 140mm, 36T Steel Chain Ring |
| Crank Option 1: | Alloy Forged 3-Piece, Square Taper, 140mm, 36T Steel Chain Ring |
| Bottom Bracket: | Euro Sealed |
| Pedals: | GT Mini Platform |
| Rims: | Alloy Double Wall, 20" 28 Hole (F/R) |
| Tires: | Kenda Race 20" x 1-3/8" (F), 1-1/8" (R) |
| Hubs: | Steel Body, (F) 28H, 3/8" Axle, (R) Freewheel, 28H, 3/8" Axle |
| Spokes: | 14G |
| Nipples: | Steel |
| Brake: | Alloy V-type |
| Brake Levers: | Alloy V-type |
| Handlebar: | GT Race, Steel, 4"H x 24"W 8? Back, 2? Up, 19mm O.D. Cross Bar |
| Stem: | GT Top Load 1" Aluminum, 40mm Length |
| Grips: | GT Statement |
| Headset: | 1" Integrated Design, 36X45 Degree Sealed Bearings |
| Saddle: | GT Uni Mini Kevlar padded |
| Seat Post: | AL integrated w/ Saddle, 25.4 x 150mm |
| Seat Clamp: | Alloy, 28.6mm Single Bolt |
| Extras: | N/A |
GEOMETRY:
Additional Information on BMX Bikes can be found here
AVAILABLE ONLINE & IN-STORE
| SKU | GTG51217M10SM |
|---|---|
| Season | 2018 |
| Size | 20inch |
| Click & Collect | Yes |
| Speeds | ## x ## |
| Wheel Size | 20" |
20" Freestyle BMX Sizing Chart
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