Feature 1 All-metal materials, CNC precision machining, surface oxidation treatment 2 It has three 3/8"-16 threaded hole to directly mount the clamp onto a tripod/monopod, and also comes with three 1/4"-20 bushing adapters. 3 Fast loading base with antiskid lock function. 4 Add 1/4' conversion thread to be directly connected to the ordinary camera 5 Jaw can be opened from 39mm to 43mm All-metal materials, CNC precision machining, surface oxidation treatment. It has three 3/8"-16 threaded hole to directly mount the clamp onto a tripod/monopod, and also comes with three 1/4"-20 bushing adapters. Fast loading base with antiskid lock function. Add 1/4' conversion thread to be directly connected to the ordinary camera. Jaw can be opened from 39mm to 43mm. Specifications: Material: Aluminum Alloy Color: Black Item size(Length x Width x Thick): Approx.120 x 50 x 11mm / 4.72 x 1.97 x 0.43in Package include: 1 x Clamp For Quick Release Plate Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.