Bicycle Repair Tools Maintenance Road Bike Sprocket Installation/Removal Product Contents ・Chain Cutter ・Sprocket Installation Tool ・Freewheel Remover ・BB Tool ・Crank Puller ☆Bicycle Chain Cutter☆ Allows for quick chain installation. ☆Sprocket Installation Tool☆ This tool is for installing and removing sprockets (rear wheel gears) on sports bicycles such as road bikes, cross bikes, and MTBs. It's convenient to carry, flexible to set up, and fully functional for greater practicality. Compatible with 8-speed to 10-speed gears. ☆Freewheel Remover☆ Made of steel, it has excellent durability. Used for attaching and detaching freewheel sprockets. *A separate spanner wrench is required for use. ☆BB Tool☆ This is a tool for hangers (bottom brackets) commonly used on general bicycles. By attaching a tool guide to the tip of the hanger shaft, the tool is stabilized, allowing for safe use even with significant force. ☆Crank Puller☆ A crank removal tool that uses high-quality steel. Suitable for all 20-tooth spline type bottom brackets and standard square taper cranksets. *Can be used with a 16mm monkey wrench.