2015 New factory produced marine lifesaving Neil-Robertson stretcher 1.suittable for use in marine, mining , construstion and field work applictons 2.material of main components: 1)frame: made of no-patcher seraya: outside material: made of canvas 2)safety load:horizontal transport :120KGS vertical lifting 12KGS 3)wire:made of polyethylene wire,Dia is no less than 12mm, and the breaking strength is more than1000kgs