Use this cylinder input output to replace the noisy or malfunctioning output on your guitar or bass! This stereo endpin is fast becoming an industry standard for acoustic guitar manufacturing.Equipped with 1/4"(6.35mm) stereo phone , the endpin can work with most standard cords. The cylinder has 3 total prongs with a metal washer and a nut. Great replacement for your worn or broken acoustic folk guitar parts. Feature - Color: Black - Material: Copper and plastic - Finish: plating - Size: 5.3 x 1.8 x 1.8 cm - inner diameter: 1/4 inch (6.35mm) output - Equipped with 1/4"(6.35mm) stereo phone , the endpin can work with most standard cords. - Easy to install, no need to use screws for fixation, won’t destroy the guitar’s original sound. - The installation only need to open a 12mm in the tail of the guitar, adjust the mounting height of the mounting nut can be installed. - The cylinder has 3 total prongs with a metal washer and a nut. - Strap button design makes it easy to attach the guitar strap. - Great output replacement for acoustic and electric guitar, bass. Package list: 1 x Guitar