1/2 External Snap Ring
External
Milton Lubricator 1/2
1/2 Push to Connect X 1/4 Male Pipe Straight
L050 Hub 1/2 (1/8X1/16 Key Way)
Milton 1/2 Regulator 5-125 PSI
L095 Hub 1/2 (1/8X1/16 Key Way)
1/2 Push to Connect X 3/8 Male Pipe Straight