The pentagonal knob and streamlined handle are designed to save more effort and easy to adjust. Can be widely used in DIY home projects, woodworking projects, such as cabinet jacks, drywall jacks or drywall supports, crown molding, cabinet manuals, ratchet cargo bar support rods, etc. It's strong enough to withstand the weight of the most common construction tasks. It also rotates 360 degrees, allowing you to easily adjust the angle, with lateral support up to 45 degrees It quickly adjusts to different heights and angles, allowing you to get the job done without help, it's like a flexible third hand, increasing work efficiency! [Free your hands] - Provided with third hand support system, the cabinet installation tools make it easy to install upper cabinets, furniture, closet, range hood, lift drywall and cargo bars, and strengthen windows, weak stairs, shoe cabinets, shelves on your own. Free your hands: It is easy to operate, install the product, adjust the height, tighten the knob and go to work, and the support work can be completed quickly without help. Colour:Yellow Material:Plastics+Metal Package Contents: 4x Wall cabinet installation support Only the above package content, other products are not included. Note: Light reflection 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.