1Set SUS SS316 SS304 304 316 Stainless Steel 5 5 Inch Sanitary End Cap +5Weld on Ferrule +5Tri-clamp +5PTFE Gasket megairon tri clover sanitary spool tube with 51 64mm ferrule clamp ss316 4 6 8 12 18 24 length tube thickness 1 5mm