Multi-functional clamp mount for DSLR, camera, CCTV, DVR, DV and LED light. Great for home media room. 360 flexible with Articulating design, with one knob to locks position; Please tighten all part to make device on it in the place. 3 mounting screw holes on it. Top, 1/4 and 3/8 thread holes. Bevel side, 1/4 thread hole. For a better angle. Magic Arm+Clamp Mount with total Length: 5.5 inches/ 14 cm. Clamp Max Crab Thickness: 2 inch/5.1 cm. Note: measure your desk bed frame and make sure it fit before your purchase of the projector clamp Mini Projector Mount Magic Arm with 1/4’ thread for small projector with a 0.25in/ 6.35mm thread screw hole. Just get it clampped on your bed side to enjoy movie time. A large enough swivel head makes it easier to clamp the tabletop and can also be fixed more tightly. Package includes 1 x Mini Magic Joint Mount, 1 x Clamp Mount, 3 zip ties, 1 x Manual. 1 year after sell service. 24 hrs online customer service.