The product has mild WEIGHT aluminum adjustable dolly to offer remarkable ergonomics. Dolly folds up for simple storage. Safety latch hook. Reduced lost time injuries due to handling covers. Makes moving covers rapid, simple and a one-person operation. 6 inch diameter wheels.
On/off rare earth permanent magnet
Deal with locks in both off and on position
3:1 design issue
Conforms to asme B30.20 Standards