1100 Lb Capacity Link Chain Air Hoist. Efficient, High Speed Material Handling NPK air hoists are engineered to provide high lifting speeds and accurate control. Lightweight, compact design for use in a stationary position, but can also be quickly moved to another location. Air hoists are extremely useful in hazardous environments where electrical hoists are prohibited. Extra rugged construction for constant heavy-duty use. Overload proof air motor that can withstand constant stopping and starting. External screw adjusted speed control allows operator to any speed from the slowest creep to full throttle. Features external brake adjustment, exhaust muffler, built-in lubricator and swivel mounted air inlet. Equipped with 15 ft of lift, upper and lower safety latch hooks, limit stops and a pullcord rope style control.