Features: This wrench is a multifunctional tool for bike repairs. Make from aluminum alloy, it ensures performances and long terms use. Light weight and compacts, this wrench is designs for easy portability, making it perfect for bike maintenance. Its ergonomic handle provide comfortable operate, allowing you to adjust and tighten various part with ease. The wrench can stored in a bike tool bag for travel. Provide protections for your trip. Suitable for factory, production line, repair workshops, bicycles workshops and personally bicycles modifications. Specifications: Materials: Stainless steels Model: GKBB03/GKBB04 Size: as shown in the picture Package Includes: 1pc Wrench note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.