Feature: 1. Made of aluminum alloy, practical, light weight, corrosion resistant. 2. Suitable for many woodworking and metalworking applications for workpiece holding, positioning and fixing. 3. Wide ranges of uses. It is also fine for clamping jigs and fixtures. 4. Easy to install and use, ensuring fine performance and helping to increase efficiency. 5. Slide into the T-track and quickly fix it by turning of the hand knob. Specification: Made of fine quality material, practical, easy to install and use, wide application range, has a long service life. Features: Made of aluminum alloy, practical, light weight, corrosion resistant. Suitable for many woodworking and metalworking applications for workpiece holding, positioning and fixing. Wide ranges of uses. It is also fine for clamping jigs and fixtures. Easy to install and use, ensuring fine performance and helping to increase efficiency. Slide into the T-track and quickly fix it by turning of the hand knob. Specifications: Color: red Material: aluminum alloy Item size: 160 * 100mm / 6.3 * 3.9in Item weight: 151g / 5.3ounce Package size: 200 * 140 * 40mm / 7.9 * 5.5 * 1.6in Package weight: 212g / 7.5ounce Packing List: 1 * Quick Acting Hold Down Clamp Package List: 1 * Quick Acting Hold Down Clamp