Harken Industrial gas-powered Lokhead Power Haulers are lightweight portable winches that are used in powered hauling applications and as mechanical ascenders for working at height. When used as an ascender,the user is suspended under the unit with full control from below. The gasoline version of the Power Hauler can be operated with ease and con?dence in situations where engine emissions are not restricted. The gas Power Hauler runs on unleaded gasoline with a pump octane of 86 or higher. A full tank of fuel (0.6 L) allows approximately 600 m (1968') climb distance with a load of 273 kg (600 lb)