521-321HC REDUCING COUP BLK IRON 3/8INX1/4IN
521-331HC REDUCING COUP STANDARD BLK MALLE IRON 1/2INX1/4IN
521-332HN REDUCING COUP BLK IRON 1/2INX3/8IN
521-343HN REDUCING COUP BLK IRON 3/4INX1/2IN
521-353HN REDUCING COUP BLK IRON 1 INX1/2IN
521-354HN REDUCING COUP BLK IRON 1 INX3/4IN
521-364HC COUP COMP 1-1/4X3/4IN BLK
521-365HN REDUCING COUP BLK IRON 1-1/4INX1/2IN
521-365HNC REDUCING COUP BLK IRON 1-1/4INX1 IN
521-374HN REDUCING COUP BLK IRON 1-1/2INX3/4IN
521-375HC REDUCING COUP BLK IRON 1-1/2INX1 IN
521-376HN COUP 1-1/2INX1-1/4IN BLK