H-106.04 Black Rubber Horn Connectors – perfect fit over the necks of the Edison and Columbia (and others) cylinder reproducers. 2 3/16 inches long (5.6 cm). ID = 5/8″; OD = 3/4″. These connectors are a bit stiff but are thin and still flexible. These have the end flanges cut off on the connectors. Otherwise they are the same as the H-104.04 connectors. Note: FOUR rubber connectors; the reproducer is NOT included.