The Aztec Adapter allows you to effortlessly fit an older post mount calliper onto a modern flatmount frame with a 140 mm rotor. Its lightweight, self-aligning design ensures a perfect fit without the need to modify your forks or frame. Precision laser cutting guarantees durability and accuracy. Designed to compensate for paint or frame imperfections, this adapter simplifies upgrades and maintenance while maintaining optimal braking performance. Trust Aztec for reliable, high-quality components that enhance your bike's braking system. What It’s Good For Converting post mount callipers to flatmount frames Ensuring precise alignment without frame modifications Easy installation with lightweight, durable design Maintaining brake performance on modern bike setups What It’s NOT Good For Use with rotors larger or smaller than 140 mm Frames or forks that require custom facing beyond paint imperfections Compatibility with non-post mount calliper systems Frequently Asked Questions Will this adapter fit other rotor sizes?This adapter is specifically designed for 140 mm rotors and may not be compatible with other sizes. Do I need special tools to install it?No special tools are required; installation is straightforward and user-friendly.