PFMF-3805 | Pro-Flex CSST Male Adapter | 3/8" Pipe Size570440688SKU:MF-3805Inventory ID:03612385Select Item:Price: $15.95Quantity: Proflex CSST Gas Pipe Manual 3/8" Proflex CSST Male Adapter Used to join 3/8 CSST pipe to 1/2 female iron pipe or 3/8 male flare fitting. Reviews Choose your rating12345