Comparison : Item # 07220-0402, 129P020 Push-On Brass Hose Barbs (Barb x Male Pipe Elbow)
Item # 07220-0404, 129P020 Push-On Brass Hose Barbs (Barb x Male Pipe Elbow)
Item # 07220-0502, 129P020 Push-On Brass Hose Barbs (Barb x Male Pipe Elbow)
Item # 07220-0504, 129P020 Push-On Brass Hose Barbs (Barb x Male Pipe Elbow)
Item # 07220-0602, 129P020 Push-On Brass Hose Barbs (Barb x Male Pipe Elbow)