Comparison : Item # 2083-2-2S, 2083 Nipple-External Pipe/External Pipe
Item # 2083-4-2S, 2083 Nipple-External Pipe/External Pipe
Item # 2083-4-4S, 2083 Nipple-External Pipe/External Pipe
Item # 2083-6-4S, 2083 Nipple-External Pipe/External Pipe
Item # 2083-6-6S, 2083 Nipple-External Pipe/External Pipe