OZ Lifting Dyno-Hoist The Oz Lifting Dyno-Hoist is a dynamometer equipped lever hoist that accurately displays the weight of the lifted load on the screen. As a safety feature the display will read "OVER" if the lifted weight exceeds 126% of the rated capacity of the hoist to prevent damages. The dynamometer can be set to display the weight in lbs or kgs and uses AA batteries with a run time of 150 hours. FEATURES All-steel construction Steel handle with rubber grip Zinc plated load chain Forged alloy steel hooks Fully-enclosed gearing Minimal load lifting effort Long lasting powder coat finish Heavy-duty latches Load sheave bearings Weston-Style brake system Individual test certificate & serial number Standards – CE, ASME B30.21, AS1418.2 Specifications OZDH075-XXLH OZDH150-XXLH OZDH300-XXLH OZDH600-XXLH OZDH900-XXLH Capacity (tons) 0.75 1.5 3 6 9 Effort to Lift S.W.L. (lbs) 31.4 49.50 72 76.5 81 Falls of Chain 1 1 1 2 3 Load Chain Diameter (mm) 6×18 8×24 10×30 10×30 10×30 A 14.96 16.73 21.65 24.41 27.56 B 5.28 5.91 7.48 9.53 12.09 Dimensional Information (in) C 5.71 6.89 7.68 7.68 7.68 D 11.22 16.14 16.14 16.14 16.14 E 3.39 3.94 4.53 4.53 4.53 Hook-opening, Upper & Lower (in) F 1.06 1.42 1.50 1.89 2.13 Net Weight of Head Only (lbs) 16.5 27.94 45.10 66.00 96.80