AMERICAN RECORDER 1/4" Jumbo Male Connector - 2 conductor

2 conductor, solder type 1/4 inch male connector with extra large "jumbo" barrel designed to accommodate 12 awg speaker cable. 

Barrel opening at end is 0.395 inch (10mm). Outer diameter of barrel is 0.69 inch (17.6mm). Extra large solder contacts and strain relief will handle 12 awg speaker wire. Nickel plated contacts.