ITEM NAME:1pc Long Threaded Stereo Brown Copper Output Jack for Electric Guitar Bass A#S Product Description Description: Specification: Product Material: Copper Product color: brown Model: single track Product Size: 50 x 15 x 15mm/1.97" x 0.59"Â Â Â x 0.59" Scope: guitar, acoustic guitar, pickups How it works: connect the pickup (EQ) through the terminal, 2.5 / 3.5 jack conversion socket connect 6.35 cable to reduce signal source to the audio. Feature: 1. Tail nail detachable, easy to install, do not use screws to fix, do not destroy the guitar's original sound and colorl. 2. The insertion and extraction force of plug about 3.5kg, it will be different with different shape plug. 3. The installation only need to open a 12mm hole in the tail of the guitar, the tail nail and the nut break down, adjust the mounting height of the mounting nut can be installed. 4. This product is fully enclosed work space, shielding effect, copper material, transmission effect is good. Note: Please allow 1-3cm differs due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding. Included: 1 x Guitar Output Jack.Included: 1 x Guitar Output Jack. Tail nail detachable, easy to install, do not use screws to fix, do not destroy the guitar's original sound and colorl. The installation only need to open a 12mm hole in the tail of the guitar, the tail nail and the nut break down, adjust the mounting height of the mounting nut can be installed.