Bespeco SLPJ600 Silos Series 20' Instrument Cable with 1/4" Straight to 1/4" Right Angle Jack Silos series Oxygen free copper (O.F.C.) 99% pure copper, noiseless cable thanks to the addition of graphite and highly resistant Jacks internal connections are covered with a special resin Lenght: 6 mt Diameter: shielded 6 mm