We are offering open head barrel. Specification :* full removable open head (un1a2)* air tight closed head (un1a1)* removable cover* bolt or lever lock closure* epdm or silicon rubber gasket* available in stainless steel : 304, 316, 202* bottom and top triple folded with seam welding* available in open head air tight & tight head. Air tight with two mouth of 2" & 34" width. * available in plain design & with hoops.