Description: 【Comprehensive Bicycle Repair Kit】: This tool set is designed for mountain bike maintenance, including essential tools for crankset and bottom bracket removal, ensuring you have everything needed for effective bike repairs 【Durability Steel Construction】: Crafted from quality steel, these tools are built to withstand rigorous use, providing long term durability and reliability for all your bicycle repair needs 【Compact and Efficient Design】: The silver chains breaker measures 8.2*7*1.7cm, while the puller is 8*1.9cm, the freewheel socket is 2.5*2.6cm, and the bottom bracket socket is 3.2*5cm—compact sizes that make them easy to handle and store 【Complete Tool Set Included】: The package includes a puller, bottom bracket socket, freewheel socket, a silver chains breaker and so on—ensuring you have a complete set of tools to tackle various repair tasks on your mountain bike 【Ideal for DIY Bike Enthusiasts】: Perfectly for cyclists who prefer to perform their own maintenance at home or travel; this tool kit provides the necessary equipment to keep your bike in top condition without professional help Specification: Material: steel   Size Chart: silver chains breaker:8.2x7x1.7cm/3.23inchx2.76inchx0.67inch,  the puller:8cmx1.9cm/3.15inchx0.75inch, the freewheel socket:2.5x2.6cm/0.98inchx1.02inch, the bottom bracket socket:3.2cmx5cm/1.26inchx1.97inch, 3 in 1 :20cm/7.87inch black chains breaker:7x10.5x2cm/2.76inchx4.13inchx0.79inch Kafei:15cm/5.91inch     Package Includes: 1 Set Bicycle Repair Tools   Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!