-110N Quick Release Clamp With Aluminum Alloy For Quick Release Plate And Tripod Or Monopod Compatible With Arca-Swiss StandardCompatible with Arca-Swiss Standard, including Arca Swiss, RRS, Kirk, Wimberley, Markins, , Kangrinpoche, , etc.All-metal material, CNC precision machining, surface anode anti-oxidation treatment.Safety stop relief grooves for protecting your camera from accident drops.Built-in Bubble Level gives accurate and highly visible level indication.Colour: Blackmaterial: metalPackage Contents:1*-110N Quick Release ClampOnly the above package content, other products are not included.Note: Light 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.