Avalanche Bottom Kids Bike 12"-20"
Shipping Info
Shipping normally takes 3-5 business days. We don't ship on weekends or public holidays.
We offer flat-rate shipping in South Africa. We also offer local pickup from our stores around Cape Town.
International orders carry a minimum spend of R5,500, and takes 7-30 business days to arrive depending on customs.
Bike Size Guide
Choosing the right bike size can be overwhelming, click here to view the general size guide to make things a little bit easier.
Financing Options
Get the bike you want now and pay later with Yonda and Rola Bicycle Finance.
Easy application, fast approval, and tailored repayment plans.
Ride now, pay your way.
Avalanche Bottom Kids Bike 12"–20"
What Is It?
The Avalanche Bottom Kids Bike 12"–20" is a replacement bottom bracket (BB) designed for Avalanche children's bicycles with wheel sizes ranging from 12-inch to 20-inch. The bottom bracket is the bearing assembly located inside the frame that allows the crankset and pedals to rotate smoothly.
It is an essential drivetrain component used when replacing a worn, damaged, or seized bottom bracket on a kids' bike.
Key Features
- Replacement bottom bracket for Avalanche junior bikes
- Designed for bikes with 12" to 20" wheels
- Supports smooth crank and pedal rotation
- Durable bearing construction
- Helps restore efficient pedalling performance
- Direct replacement for worn or damaged BB units
- Suitable for balance bikes, junior bikes, and youth mountain bikes
- Improves drivetrain reliability and longevity
Specifications
- Brand: Avalanche
- Product: Kids Bike Bottom Bracket
- Compatibility: Avalanche bikes 12"–20"
- Component Type: Bottom Bracket Assembly
- Function: Supports crank axle rotation
- Application: Kids' bicycles
- Installation: Requires bottom bracket tools for fitting/removal
- Use: Replacement and maintenance part
Who Is It Suitable For?
- Parents maintaining Avalanche kids' bikes
- Bicycle workshops and mechanics
- Riders with worn or rough-feeling crank bearings
- Owners of 12", 14", 16", 18", and 20" Avalanche bikes
- Anyone refurbishing a junior bicycle
Who Should Use It?
- Bikes with excessive crank play or wobble
- Bikes producing grinding noises from the crank area
- Children's bicycles with seized or rough bearings
- Mechanics performing complete drivetrain overhauls
- Riders replacing damaged crank or BB components
Signs the Bottom Bracket Needs Replacement
- Pedals feel rough when turning
- Clicking or grinding noises while pedalling
- Side-to-side movement in the crankset
- Increased pedalling resistance
- Water or dirt contamination inside the bearings
