Product introduction: Item Model : Prewired Left Hand Seymour Duncan Pickup 7 Way Switch Wiring Harness Material: SLL1 Single Coil Alnico Pickups N:6.16K M:6.57K B:7K Hole distance :N:50mm M:50mm B:52mm 1 Single Cut Switch 2T 1V Potentiometer One-Tone Switching Capacitor: CDE Orange 473 400V Function and Feature: 7 way switch, can get Different Style Sounds, perfect replacement for upgrading any common guitars configuration Scope of use: Suitable for most FD ST guitars Difficulty Of Use: simple, solder the reserved wire to the guitar spring claw Missing the screws but can pick up at any hardware store, still has original plastic shrink wrap on it, brand new open box