- Durable Material: Crafted from high-quality carbon steel, this bike bottom bracket tool is built to last. Its electrophoresis treatment enhances rust and fade resistance, ensuring a longer lifespan. - Precision Fit: Featuring 8 notches, this tool provides a secure and exact fit for your bike's bottom bracket. The carbon steel axle sleeve guarantees stability and reliability during operation. - Compact and Lightweight: Measuring approximately 5 x 43.5 x 27 mm and weighing only 110g, this tool is easy to carry and store, making it ideal for on-the-go repairs or adjustments. - Versatile Compatibility: Designed for various bicycle models, this bottom bracket sleeve is essential for cycling enthusiasts. It simplifies the installation and removal of cartridge bottom brackets, making maintenance quick and efficient. Use Scenarios: 1. Routine Maintenance: Easily install or remove bottom brackets during your regular bike maintenance to keep your ride in optimal condition. 2. On-the-Road Repairs: Carry this lightweight tool on cycling trips to handle unexpected bottom bracket issues quickly and effectively. 3. Workshop Essential: Perfect for bike mechanics and hobbyists alike, this tool streamlines the process of working on different bicycle models in any workshop setting.