Made of high quality aluminium. anodic surface treatment, corrosion resistance and wear resistance.Build-in 3 bubble levels, easy to find correct shooting direction no matter horizontal or vertical shooting.Fast loading base with antiskid lock function, protect your camera from falling off.50mm(1.97 inch) in length. Adapter jaws will accept plates from 38-42mm wide.Compatible with any Arca style plate such as, RRS, Wimberley, Jobu Design, Arca Swiss, Kirk Enterprises, Markins, etc.Material: Aluminum alloyProduct size: 7.8 x 5 x 2.0cm / 3.1 x 2.0 x 0.8in Weight: 95gcolour: blackPackage Contents: 1 * Yuntai plate holder1 * Wrench, 1 * screw 1 * screw adapterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.