The Block Clamp is available in 2 models, either standard or overhead (pictured here). Specifically designed to pick up stacks of bricks, it can effectively handle any regular cubed material. It is available in a 5500 lbs capacity in either a class II or class III mounting. Arm height range from 4.5″ to 9.5″ and arm length ranges from 39″ to 55″. They also feature an arm opening ranges from 11″ to 66″.