Features: Made of high quality aluminum alloy, CNC precision machining, with smooth surface, durable and lightweight. Surface oxidation treatment, anti-friction & anti-corrosion. With embedded bubble level, can conveniently adjust the levels when shooting. Knob-type design for strong universality. Can conveniently adjust the width of clamp from 38mm to 45mm. Equipped with 1/4" to 3/8" adapter screw, can mount the clamp on most brands of tripods, ball heads, brackets and so on. With location notches, can prevent your camera from accidentally dropping. Adopts for Arca Swiss standard, compatible for Arca Swiss standard quick release plate, such as for RSS, for Arca-Swiss, for Kirk, for Markins, for Sirui, for SUNWAYFOTO, etc. Also compatible for Manfrotto 200PL quick release plate. Specifications: Brand: Andoer Model: DC-50 Material: Aluminum alloy Color: Black Slot Width: 38mm-45mm Compatible Quick Release Plate: For Arca Swiss standard all quick release plates and for Manfrotto 200PL quick release plate Screw Interface: UNC1/4" & UNC3/8" Item Size: 9 * 5 * 1.5cm / 3.5 * 2 * 0.6in (L * W * T) Item Weight: 74g / 2.6oz Package Size: 10 * 7.8 * 2.2cm / 3.9 * 3.1 * 0.9in Package Weight: 90g / 3.2oz Package List: 1 * DC-50 Quick Release Clamp