【Non-slip Chuck】The contact surface of the stone is made of rubber, and the texture design can be non-slip to increase safety, allowing lifting work without damaging the stone product. 【High Quality Alloy Steel】The paver lifter is made of thickened manganese steel, processed by high temperature forging, resilient and impact resistance. 【Thicker Chain ＆ Adjustable Opening】The chain is hardened, high strength, toughness, and tensile strength. The opening size can be adjusted freely, meet your needs for different sizes of stone. 【3 Sizes Available】S: Opening 6-18cm (2 3/8"-7 1/8"), lifting weight 325kg (715lbs). M: Opening 12-24cm (4 3/4"-9 1/2"), lifting weight 280kg (615lbs). L: Opening 10-30cm (4"-11 3/4"), lifting weight 260kg (570lbs). 【Wide Application】Lifting tools to move granite, curb, stone slab, marble, brick, etc. Widely used in yards, construction sites, road and bridge engineering and other fields., Manufacturer: Llpsmeng-EU