Bolt Locking Axle Nut Upgrade your wheel security with the Bolt Locking Axle Nut — engineered as a direct, high-strength replacement for Kawasaki KX/KXF stock castle nuts and cotter pins, and compatible with all 22mm axles from other brands. Fitment: Direct replacement for Kawasaki KX/KXF castle nut & cotter pin; fits any 22mm axle. Durable construction: Precision-machined from corrosion-resistant alloy for reliable clamping and long service life. Secure locking: Designed to resist loosening under vibration for improved safety on track and trail. Easy installation: Standard wrench fit makes swap-out fast — no special tools required. Ideal for racers and weekend riders seeking a simple, robust upgrade to their axle hardware. Replace your worn castle nut and cotter pin with a single, dependable locking nut for cleaner looks and better performance.
