["brand new and high quality\nFeatures:\nFixed clamp for T-groove.\nPlace the clamping pressure in any position along the T-groove T-track which is installed safely.\nThe T-track slides and is quickly fixed by turning the manual button nut.\nIt is widely used in many wood and metallurgical applications such as work clothes, positioning and fixing.\n\nspecification:\nMaterial: Metal+plastic\nColor: silver/black\nTypes: A, B, C，D,E,F,G,H\nA: M6 Plastic Knob\nB: M6-40T Screw\nC: M6-70T Screw\nD:M6-40 Screw\nE:M6-70 Screw\nF:Plastic Slide Block\nG:Plastic gasket4+2\nH:M6 Plastic Knob 4+ Plastic gasket4 +M6*40MM Screw 4\n\nNote: \nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage includes:\nA: M6 Plastic Knob\nB: M6-40T Screw\nC: M6-70T Screw\nD:M6-40 Screw\nE:M6-70 Screw\nF:Plastic Slide Block\nG:Plastic gasket4+2\nH:M6 Plastic Knob 4+ Plastic gasket4 +M6*40MM Screw 4"]