" Set of 2 Labor-Saving Lifting Arm Jack Hand Tool Set (Black) High quality This ceramic tile adjuster is made of high-quality metal materials, durable and rust-proof. Tile leveling system increases tile installation speed and reduces fatigue/stress from the installer. The height can be adjusted freely to prevent the tiles from sliding Multifunctional Board Lifting Cabinet JackWall tile level device, the height can be easily adjusted by holding the handle. Durable, strong elasticity and large bearing capacity. Thicker supports are more load-bearing. Small in size and light in weight, the tile leveling system is easy to carry. Very suitable for floor, windows, cabinets, HVAC, deck installation. Portable DesignThanks to the unique structure of the portable jack, all this and more can be easily completed with controllable precision. Increase productivity, save time and money. Innovative Universal ToolHand tool jack The lifting capacity is up to 330 lbs / 120 kg and the range of applications is almost unlimited. Installing doors, windows and cabinets are obvious uses, but construction floors and porches, decks and frames are also great opportunities to use this ingenious tool. Thanks to the unique structure of the portable jack, all of these functions and more can be easily completed with a controlled precision. Saving arm specifications Hardened stainless steel/aluminum lifting arm. Capacity: up to 120 kg/330 lbs. Operating range (mm): 5-115. Standard base (mm): 5 x 105 x 87. Optional base (mm): 3 x 77 x 62. Mounting holes are used for safe operation. Weight: 0.5 kg. "