- Made from high-quality carbon steel, this bike tool is robust, durable, and resistant to rust, ensuring long-lasting performance. - Essential for any bike maintenance toolkit, this wrench is specifically designed for removing bottom bracket lockrings, making it a must-have for serious cyclists. - It is tailored for bicycles featuring square hole specifications in the bottom brackets, allowing for easy removal of locknut structures. - Compatibility: Works with 44–48 mm lock rings and nuts, 36 mm openings, and 16 mm openings, providing a versatile solution for various bike setups. - Practical applications include quick maintenance tasks, professional bike repairs, or DIY adjustments, ensuring your bike stays in optimal condition. - Designed for ease of use, this tool simplifies the process of maintaining your bike, reducing the time and effort needed for repairs. - Its sturdy construction and precise fit make it ideal for both professional mechanics and home bike enthusiasts.