Excellent workmanship, beautiful appearance, and smooth. Stainless Steel Structure Central Shaft Strength, Durability and Safety.It can mount monitors and LED lights or a monitor or camera on one end via a 1/4 inch screw, and is able to lock the rod on the cage via the clamp tightened by the locking knob.It could be connected and detached from the monitor quickly, and the position of the monitor is adjustable according to your needs when .More expandability, there are reserved plus 1/4 inch 3/8 inch screw holes for greater scalability.3/8 Inch screw for mounting multiple devices.Large Opening Clamp, With an opening of 57mm, corresponding to 0-57mm thick plane and 15-40mm round tube, can be used for 95% of everyday catheters, and the application scenarios are more abundant.The rod clamp suitable for Ronin and FREEFLY MOVI Pro and all 15-40mm rods and can also be adjusted easily.Left and right sides are both expandable for Professional photography equipment accessories.With 4x built-in rubber pads inside, it is stable and non-slip. It would not be easy to scratch the stuck items, and improve the stability.Hand Grip with M6 Thread Shaft hole and 2x 1/4 inch screw holes + 1x 3/8inch Screw Hole for expansion, convenient to expand different equipment, making the process more interesting and creative.Comes with 2x 3/8 inch positioning holes for , 6x 1/4inch screw holes with anti-skid rubber rings; 6x 1/4 inch screw hole, And 1x 3/8inch screw hole.Straight type adjustment knob, with the Flat back gasket, Smooth adjustment, and easy to lock.Strong load-bearing, the best load less than = 20kgMulti-Functional Super Clamp with Ballhead is a multi-functional double-headed ball head with a clamp at the bottom and a 1/4 inch screw on the top.Colour: blackMaterial: aluminum alloyPackage Contents:1 * Camera Crab Pliers 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.