The Sumner Hi Pro-Jack is a quality branded product preferred by the professional pipe welder. This model offers the following features:<br> <br> 1135 kilos load capacity – Strut tension plate for superior lateral support – 2.5mm square tube base construction - Built for heavy duty use & abuse - Quick action lock washer for fast height positioning - Patented Fall GuardTM - 38mm Acme fine adjustment thread, the largest in the industry - Large, convenient adjustment handle – Set screw for double margin safety – Set screw can lock jack head to stand for transportation – Jack independently load tested for quality assurance. <br> <br> With a minimum height of 71cm and a maximum height of 125cm a range of changeable heads are available. Vee, Rollers, Bar Stock, Stainless Steel Vee, Stainless Steel Rollers, Ball Transfer and Rubber Wheels.<br> <br> <br> <br> <br> <br>