High-Quality Aluminum Alloy
Made from precision-machined aluminum alloy, this crank preload adjuster is both lightweight and durable. It resists corrosion, maintains structural strength under pressure, and ensures long-lasting performance without unnecessary weight on your bike. Color Options for Style
Available in 5 attractive colors, the adjuster lets you match your bike's look while upgrading its functionality. It's a small detail that makes a big difference in both aesthetics and performance. Easy Adjustment Function
The adjuster is designed to fine-tune crank preload quickly and precisely. It minimizes side play in the bottom bracket area, helping maintain smooth pedaling efficiency and overall drivetrain stability. How to Use
Loosen the bolt until the preload adjuster can rotate freely (do not exceed a 1 mm gap).
Rotate the preload adjuster in the opposite direction of the arrow until it stops or makes firm contact with the crank arm.
Re-tighten the bolt carefully to secure the adjuster in place.
This straightforward process ensures proper installation and optimized crank performance. Reliable Performance Upgrade
Perfect for both road and mountain bikes, this preload adjuster enhances stability, protects your bottom bracket, and ensures a smoother ride with less maintenance.