High Pull Force: 2-pack of 4.8" diameter heavy duty rubber suction cups with a maximum horizontal suction of 130 lbs and a maximum vertical suction of 110 lbs. Features a quick release handle and spring loaded locking handle for easy repositioning. Lifting and moving heavy objects is easier and safer: This handy suction cup lifter sticks securely to any clean, non-porous surface and is ideal for lifting and moving glass, sheet metal, granite, furniture, appliances, and more . Save processing time and labor. High Performance: Rugged case with higher hardness, longer service life and less breakage and deformation. The seals are made of odorless, extra-strength rubber for a firm and ergonomic grip, and the soft rubber pads are gentle on the surface and won'tscratch the paint.