Ultra Bee Rear Brake Kit - Fits Fatboys, Cruzrs, Ace, and other Fat-Tyres!

Ultra Bee Rear Brake Kit for Fat-Tyres (Fits Fatboys, Cruzrs, Ace and more!)

Upgrade your bike with the stopping power of Ultra Bee brakes.

This plug-and-play brake conversion kit is designed to work seamlessly with popular fat tyre electric bikes, including Cruzr, Fatboy, Fatfish, ACE, and other similar e-bikes. 

Designed for improved braking performance and control, the kit allows you to run Ultra Bee brake systems on compatible bikes using precision-machined adapter plates. Whether you’re trail riding, commuting, or upgrading a stock setup, this conversion provides increased stopping power and rider confidence.

Product Details

• Ultra Bee brake conversion kit
• Compatible with Fatboy, Cruzr, Fatfish, ACE & similar e-bikes
• Precision-machined adapter plates
• Designed for use with Ultra Bee brake systems
• Improved braking performance and control
• Durable construction for long-term reliability
• Suitable for custom builds and upgrades
• Ships from Australia

What’s Included:

1 x 240 or 220mm Brake Rotor (44mm PCD)

1 x Rear Ultra Bee Brake. (Hose Length ~155cm)

1 x Brake adapter bracket. (74.2mm Caliper Bolt Spacing)

If your bike has 180mm rotor stock = 220mm rotor

If your bike has 203mm rotor stock = 240mm rotor.

A simple and effective braking upgrade for your bike!
Brake Kits will be shipped around 1-2.5 weeks after order!

Release of Liability:

By purchasing, installing, or using this product, the buyer accepts all risks associated with vehicle modifications and is responsible for ensuring proper installation, maintenance, compatibility, and safe operation. AU Designz is not liable for any injury, death, loss, damage, accident, or claim arising from the installation or use of this product.