On-Q F-Type connector keystone insert in black color is compatible with any port application inserts, with most insert combinations. It is made of high impact, flame retardant plastic. High quality insert is suitable for use in all keystone wall plates and decorator-style faceplates. Outlets mount in low voltage mud rings or on installation brackets. The recessed hex nut prevents jack rotation. Connector is extra long for easy connections. Also known as -On Q / Legrand STANDARD F-CONNECTOR BLACK - H4-WP3481BK-On-Q WP3481-BK Standard F-Type Connector Keystone Insert M20 Screw/Wallplate or