AARDWOLF offers a new version of its patented Aardwolf Slab Lifter. The new Aardwolf Slab Lifter Automatic has an integrated auto-lock, unlock mechanism (patent pending), which allows the clamp to automatically grip slabs on pick-up and release the slabs on set down. In many situations, this makes moving and handling of the slab. WEIGHT LOAD LIMIT 2,646 lbs. Maximum Grip is 2"