Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
Mach One Pro 20 Mach One - Mackay Cycles - [product_SKU] - GT
GT

Mach One Pro 20 Mach One

$649.99 $454.99 Save $195.00
/
Tax included.
  • Click n Collect available
  • Lifetime warranty on frame
  • $150 shipping East Coast of Australia for a GT bicycle
  • $100 shipping for a GT frameset or balance bicycle
  • In stock, ready to ship
  • Backordered, shipping soon

Special Order

Not in stock? Reach out to us, and we'll help you place a special order!

Contact Us

Entry to BMX Racing shouldn’t cost an arm and a leg. The Mach One Pro is ideal for a beginner 5'6"-5'10".

  • Influence by Speed alloy frame with reverse dropouts
  • GT Top Load Stem
  • GT Power Series Cr-Mo 3pc. Cranks, 110 BCD Spider

Frame

Frame
GT Mach One Race MK2, 6061 Alloy, Euro BB, Reverse Dropouts, V-Brakes, 1-1/8" Integrated H/T
Sizes AvailablePRO
Fork
GT BMX Race, Hi-Ten Steel 1 1/8" Steerer, Tapered Legs, 305mm A/C, 3/8" Dropouts
Wheel Size20

Wheels

Rims Alloy Single Wall, 36h
Front HubSteel Body, 36H, 3/8" Axle
Rear HubSteel Flip Flop Thread-on Body, Freewheel, 36h, 3/8" Axle
Front Tire GT Wing 20 x 1.75"
Rear Tire GT Wing 20 x 1.75"
Spokes Stainless Steel, 14g

Drivetrain

Rear Cogs16T Freewheel
Chain KMC S1
Crank GT Power Series Tubular Cr-Mo 3pc., 175mm Arms, 19mm x 8T Splined Spindle, 110 BCD Steel Spider, GT 44T Steel Chainring
Bottom Bracket Euro Sealed Bearing
PedalsGT Low Profile FS Platform Design

Cockpit

Handlebar GT Race, Steel, 8.25"H x 29"W, 3° Up, 11° Back
Stem GT Top Load, 50mm
Grips GT Statement
Headset 1-1/8" Sealed Integrated (41.8 x 45)
SeatpostAlloy, 27.2mm x 200mm
Saddle Railed

Brakes

Brakes Alloy V-type
Brake LeversAlloy V-type
*Please note that, based on component availability and other factors, specifications are subject to change without notice.
  • $150 shipping East Coast of Australia for a GT bicycle
  • $100 shipping for a GT frameset or balance bike
  • More info on shipping

Specialized Bicycles

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win
a bike

spend $500 or more, in store or online for your chance to win a Scott Addict Gravel 40
T&C's

autumn sale T&C

📅 Sale Dates: 6th March – 30th April 2025
🚴 Exclusive In-Stock Bike Bonuses:

  • $1,000 & below – Receive a free Cannondale bottle & bottle cage
  • $1,001 - $2,999 – Receive a free Cannondale bottle & bottle cage, as well as Ryfe pedals
  • $3,000+ – Receive a free Bottle Cage, Squamish II Flat Pedals, Bottle & Muc-Off Kit Bike Care Essentials
    (or similar items at Mackay Cycles' discretion)

🎟️ Win a Bike Worth $4,799.99!

  • Spend $500+ (in-store or online) to receive 1 entry per qualifying transaction
  • Draw Date: 30th April 2025

🔗 Full Terms & Conditions

Testimonials

★★★★★

Good range of products from “budget but not junk” to top shelf. Staff seem passionate and knowledgeable about bikes and ride themselves. Always a good experience shopping at Mackay Cycles.

Scott
Queensland, Australia
★★★★★

Good customer service, Service completed swiftly and ahead of schedule

Andrew
Queensland, Australia
★★★★★

The team had great knowledge on all the products and the customer service was awesome.

Luke
Queensland, Australia
★★★★★

Today I purchased my second bike through Mackay Cycles and couldn’t be happier. Very knowledgeable and helpful staff.

Hayden
Queensland, Australia
★★★★★

I broke my bike Saturday morning and they fixed it the same day so I could go and do shuttles on the Sunday. Excellent service and price.

Gene
Queensland, Australia
★★★★★

Friendly helpful service. They could not make it any easier. Thankyou

Craig
Queensland, Australia
★★★★★

Today I purchased my second bike through Mackay Cycles and couldn’t be happier. Very knowledgeable and helpful staff.

Hayden
Queensland, Australia

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