Campbell® Plate Clamp, series: GXL, 1 ton, 1/16 to 3/4 in Jaw Opening, 3-1/16 in Bail Opening Height, 2-1/16 in Bail Opening Width, 6-9/16 in OAW, Load Activated Locking, Forged Steel. Campbell® 6422001 GXL Plate Clamp, 1 ton Load, 1/16 to 3/4 in Jaw Opening, 6-9/16 in OAW, Forged Steel, Load Activated Locking