Super Clamp with 1/4 and 3/8 thread for cameras, lights, umbrellas, hooks, shelves, plates glass, for crossbars Brand new and high quality Features: 【VERSATILITY】The super clamp is designed to mount on anything like cameras, lights, umbrellas, hooks, shelves, plates glass, for cross bars, even other Super Clamps. It is up to your imagination and inventive ideas. 【ADJUSTABLE JAW】The jaw opens to max approx 1.57" (40mm) and min 15mm. You can clip it on anything that is less than 40mm thick and more than 15mm. 【FOR MULTIPLE ACCESSORIES】The clamp has 1/4'' threaded holes and 3/8 threaded holes, which allows you to attach more accessories, like ball head 1135, magic arm 2070. 【HIGH QUALITY】Made of aluminum alloy and stainless steel, sturdy and durable. 【BETTER PROTECTION】The updated rubber pads on the clamping parts prevent your application from slipping and scratching. Specifications: Material: metal size: the jaw opens to max approx 1.57" (40mm) Color: As the picture shows Quantity: 1 Pc Note: No retail package. Transition: 1cm = 10mm = 0.39inch. Please allow 0-1cm error due to manual measurement. pls make sure you don't mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Super Clamp (demo of other accessories in the picture is not included)