Lockring Tool (BDU3XX, BDU4XX, BDU33YY, BDU37YY)

Secure and streamline your lockring maintenance with precision and ease

When you need to remove or install the lockring on your bike, you want a tool that fits perfectly and works reliably. You get exactly that with the Lockring-Tool designed for seamless dé- and montage of the lockring. Equipped to accommodate a 32 mm wrench or a 3/8″ square drive, this tool ensures you maintain control and accuracy every time you work on your bike. No more slipping or guesswork—just straightforward, efficient service that keeps your ride ready for the road or trail.

Key Features

Engineered for riders who demand functionality, the Lockring-Tool offers a robust holder compatible with both 32 mm open-end wrenches and 3/8″ square drives, giving you versatile options for your toolkit. Its design focuses on delivering a secure grip on the lockring, minimizing wear and maximizing torque transfer. Whether you’re performing routine maintenance or a quick adjustment, this tool provides the reliability and precision you need to get the job done right.

Technical Specifications

• Designed for dé- and montage of lockrings
• Holder compatible with 32 mm open-end wrench
• Compatible with 3/8″ square drive
• Fits lockring models BDU3XX, BDU4XX, BDU33YY, BDU37YY
• Durable construction for repeated use
• Optimized for secure grip and torque application
• Compact and easy to handle during maintenance

Frequently Asked Questions