1. Durable and Efficient Made of chrome vanadium steel with quenching treatment and electrophoresis, this mountain bike freewheel removal and installation tool ensures durability and longlasting performance. It efficiently assists in installing and removing cassettes, serving as a reliable road bike tool. 2. Application Designed as a 2in1 tool, it is suitable for both cassette freewheels and threaded freewheels, providing convenience and versatility for various bicycle maintenance needs. 3. Compact and Lightweight With dimensions of approximately 41 x 24 x 24 mm and a weight of around 54 g, this 2in1 freewheel tool is compact and lightweight. It is easy to carry and store, allowing you to take it on your cycling adventures without adding extra burden. 4. Precision Design Precisionengineered, this tool ensures a correct and secure fit during freewheel removal and installation. It helps prevent damage to bike components and guarantees smooth operation.