Screw Jack nut

Screw Jack nut Product Introduction: The Screw Jack is made from a 1 3/8 inch Solid Stem, or a 1 3/8 inch Hollow Tube, with 6" x 6" base and a large wing nut. Thread Screw jacks are the accessory used to safely adjust the scaffold legs. This may be necessary when different working heights are encountered or when the scaffold is mounted on sloped surfaces. Screw base jack nut NAME BASE JACK NUT WEIGHT 320G/630G/700G/800G DIA 34MM PROCESS CASTING IRON SURFACE SELF COLOR