Comparison : Item # 8890-2, 1/8" Male Pipe Thread Solid Bottom Valves- O-Ring Sealed - Male Pipe to Male Pipe Straight Shutoff
Item # 8890-4, 1/4" Male Pipe Thread Solid Bottom Valves- O-Ring Sealed - Male Pipe to Male Pipe Straight Shutoff
Item # 8890-6, 3/8" Male Pipe Thread Solid Bottom Valves- O-Ring Sealed - Male Pipe to Male Pipe Straight Shutoff