Shimpo FG-M10TEN7 Heavy-Duty Tensile Grip, 500 lb / 250 Kg Capacity

Capacity: 500 lb / 250 Kg / 2500 N

Manually tightened jaw faces can accept samples 1.25 (31.75 mm) wide and .25 (6.35 mm) thick. Contact faces are serrated hardened tool steel.

Sold as single grips, not a pair as shown in the picture.