emergency stair stretcher RHY-CL1 1,Product size 70*54*92cm 2, ... *17cm 3,Load Unit 159kg 4,N.W.8kg emergency stair stretcher RHY-CL11,Product size 70*54*92cm2,Folded size ... -CL170×54×92cm70×54×17cm------8kg159kg172×56×18cm8.5kg emergency stair stretcher