1 pcs Mono Long Threaded Guitar Barrel Jack 1/4 Inch & 1 set 4-String Hard-Tail Adjustable Bridge This is a gold electric guitar-style hard-tail bridge, but made for 4-string cigar box guitars, electric ukuleles, tenor guitars & more These bridges are "bottom-loading" style, meaning that the strings come up through the instrument body then over the individually adjustable saddles. This can be easily achieved by mounting some of our string ferrules into the back of your cigar box to house the ball ends of the strings. Color: Silver Mono Long Input Output Threaded Guitar Barrel Jack: Overall length is 2 inch, 1/2 inch diameter mounting hole required, minimum 7/16 inch wood thickness required. Accepts 1/4 inch plug, mono. Comes with mounting nut and washer. An excellent component. Material: Brass Size: 5.7cm Electric guitar bridge: Each one is mounted securely by four screws, and a small Hex Wrench is also included for adjusting the small set screws that control string action height. Material: zinc alloy Size: 60 x 40 x 13mm Package Contents: 1 * Mono Long Input Output Threaded Guitar Barrel Jack 1 * bridge 1 * wrench 4 * screw Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.