Features: 1. Aviation aluminum, precisely CNC machined, anodized surface, hollow-out design, with stainless steel anti-skid nails 2. Below is the feature of quick release plate of 85mm long, reserved with 1/4 and 3/8 screw hole, very practical; 3. Based on the original structure design, added the features of finger position and quick release plate, 4. The volume is about 105mm x 65mm x 33mm, with 1/4 and 3/8 screw holes and stainless steel anti-slip screw, net weight is about 100g; 5. bottom with a starndard Arca-Swiss dovetail, compatible with Arca Swiss, RRS, kirk, Wimberley, markins, Sunwayfoto, Benro, Suri, Fotopro ... brands with ALS stardard. Specification: Material: Aviation aluminum Size: 10.5 X 6.2 X 3.2CM Net weight: 104g Notice: 1.Due to the different monitor and light effect, the actual color may be a slightly different from the picture color. 2.Please allow 1-3mm differs due to manual measurement. Package List: 1 x Lens Support Collar