Anvil international 0331549204 31/2X5 Extra Heavy GALV (GALVANIZED) STEEL CW NIPPLE Material GALVANIZED Size 31/2X5 UPC code: 69029164403 Anvil international (Gruvlok SPF Beck Anvil-Strut J.B. Smith Merit Catawissa Anvil EPS Mu Elbower NAP) 331549204