Ez connect swivel hose endsare designed to be used in conjunction with hoses that utilize a synthetic rubber inner liner. These hose ends are designed to compress the hose between the hose end nipple and collar. Note:due to ease of installation the ez connect hose ends are our most popular choice for synthetic rubber lined hoses. The ez connect swivel hose ends work in conjunction with the following Flo Supply hoses: line number hose description 60-58201 stainless steel braided hose - synthetic rubber liner 60-58201-blk black stainless steel braided hose - synthetic rubber liner 60-58202-blk black nylon covered stainless steel braided hose - synthetic rubber liner