CM-R1 RCA Female Jack (Inside Nut Outside Mount) Gold-Plated over Copper, Mounting Hole 0.375" (3/8")
The CM-R1 is made entirely from copper, and features our exclusive Ultra-Gold plating. This chassis socket is available to both end users and OEMs who seek the best possible sound from their audio systems. Requires a 10 mm or 7/16 inch chassis hole when used with the supplied insulating washers, and an 8 mm (5/16 inch) hole when used without the washers.
Features
• Pure copper contacts
• Gold plated
• Mounting hole: 10 mm