Description
Meet the Avalanche Antix 20″ Boys Bike in metallic blue, black, and high vis yellow — built for young riders who love freedom and adventure.
The strong steel frame and rigid fork combine with high-volume 20-inch tyres to soak up bumps and give great grip, whether cruising the neighbourhood, ripping through park paths or tackling rougher terrain.
With its single-speed 40T/18T gearing, reliable V-brakes, pro-style platform pedals, and a cockpit designed for comfort and control, the Antix delivers confidence with every ride. No fuss, just fun! This is the bike for boy adventures that go wherever the trail leads.
Key Features
Technical Specifications
|
Frame material |
Steel |
|
Fork |
Steel rigid |
|
Wheel size |
20" |
|
Brake |
V-brake |
|
Gears |
Single speed - 40T / 18T |
|
Colours |
Blue & Black |
Find the right size for you
Choosing the bike size depends on the type of bike, your height, your riding style, and your preference. A correct fitting bike will be more comfortable, more efficient and more fun to ride.
This bike size guide gives our customers general advice on choosing the right size.

Our promise to South Africa, We’re at your service
With over 350 hand-picked dealers situated throughout South Africa, Namibia, Botswana, Swaziland
and Zimbabwe, we ensure that you receive the professional support and advice you deserve when investing in an Avalanche bicycle. They will always be there for you when you need repairs, spares or accessories to keep your Avalanche bicycle in peak condition.
Start your new cycling journey by ordering online
Find your bike online
Select your new bike online and simply add it to your cart.
Select your nearestbike store
We will make sure your bike is ready for you to collect.
Confirm and submityour request
The dealer will contact you when your bike is ready.
Collect and onlypay in-store
Pay upon collection at your selected bike store.