Lanxri Quick Release NATO Clamp Product Feature For Use with any NATO Rail Accessories; 1/4''-20 and 3/8''-16 Threaded Holes on the Top; 1/4''-20 Screw to Mount to the Small Camera/Monitor Directly; Locking Lever for Quick Lock and Release; Aluminum Alloy Construction, Small and yet Sturdy; For better match between the nato rail and clamp, please adjust the scew to fasten the Locking Lever according to your specific requirement. Product Description The QR NATO clamp is a must have for every cinematographer. It features plenty of mounting points on the top, which allows adding a small camera, monitor or wireless receiver. You can also mount a small camera, monitor and more directly via the 1/4''-20 screw included. Besides, a cold shoe can be attached for mounting the shoe mount accessory, such as flashlight, Microphone, etc. Net Weight: 45 g You Get: 1 x Swat Rail Clamp Before you place an order, please provide me with English information to facilitate our delivery and logistics