Features: It is essential tool for general maintenance and repair of lower receivers. Perfect for installation, dissemble, or maintenance of all lower part. Craft from high strength engineering materials, this tool box is designs for durability, offering wear resistance and rusts protections for long timing use. Great for homeowners, professional technicians, and DIY enthusiasts maintenance, this tool provide great solution for everyday repairs. This vise block tool is to clamps rifles lower receiver firmly for effective cleaning, assembly and repair. Allows safe mounting of the lower receiver into a vise, it will not crushes, distort, or scratch handguns parts. Specifications: Materials: Mixed Color: As The Picture Shows Package Weight: approx.145g Size: approx.123x60x20mm/4.84x2.36x0.78in Package Includes: 1Pc Wrinch Tool Box note: Please allow 1-3mm error due to manual measurement. Please make surer you not mind before your bid. Due to the differences between different monitors, the picture may not reflect the actual color to the item. Thanks!