Features Extended wheel base and swivel wheels add to trolley manoeuvrability in confined spaces. Undercarriage folds and locks on insertion or removal from a vehicle. Fully adjustable, variable height mechanism facilitates transfer and loading. New hinges strengthen rigidity Stretcher part easily removed. The attention to detail is immediately evident from the specially designed features Benefits Folds flat for storage. Combined with Model 11-3R2 the trolley becomes the 50-2S and forms an advanced, complete removal system.