ADJUSTABLE BASE JACK SANWARIA SCAFFOLDING, ADJUSTABLE BASE JACK Technical Specifications Base Jack Solid Weight 14″ 3 Kg 18″ 3.2 Kg 22″ 3.5 Kg Steel Plate Weight 3×1″ 11 Kg 3×9″ 14 Kg 3×18″ 15 Kg 3×2″ 21.5 Kg