'Professional 1/4'' Right Angle 2 Pole Telephone Connector, Nickel Contacts, Black Housing. The heavy duty professional telephone connector series improves on the design of the existing C series by offering the 1/4'' connector. 4'' thinnest A gauge available on the market, with an exclusive Neutrik chuck strain relief. The slim housing with a width of 14.5mm meets the latest requirements for high-density patch panels (15.88mm jack spacing). Precision-machined, rivet-free tip contact makes it unique and prevents snagging The X series connectors are suitable for all applications such as guitar applications, audio cables, snakes, speakers, amplifiers and mixing consoles.'