Spring Clamp, 4 Inch Maximum Capacity, Variable Jaw BESSEY engineers have combined sliding arm technology with the common spring clamp to create the "VarioClippix". The average sized hand struggles to operate even a 3 inch capacity traditional spring clamp; however, BESSEY has been able to create spring clamps with up to 6-1/2 inches capacity that can be easily operated with one hand. BESSEY. Simply better. Rapid-action Soft, anti-slip two component handle for comfort Soft-touch pads eliminate marring of work Polyamide material is strong yet light in weight VarioClippix® (XV) variable spring clamps Rapid-action, polyamide, sliding top jaw infinitely adjusts to fit the project... the clamping capacity of a 4" spring clamp with the comfort of a 2" clamp. Soft, anti-slip two component handle for comfort. Soft-touch pads protect sensitive work pieces and eliminate marring of work. Specifications: Jaw Width: 1.1 Inches. Throat Depth: 2 Inches. Nominal Clamping Capacity: 4 Inches. Material Composition: Plastic and steel Color / Finish: Black and red