Seymour Duncan 11406-06 APJ-2 Lightnin’ Rods P-J BassVintage voiced active precision jazz bass pickup set (APJ 2) with increased output level, and classic exposed pole piece look. The APJ 2 is a matched active precision jazz bass pickup set, built to give you the combination of low end and growl of a vintage set, yet with a hotter output. The familiar low end swell of the P is paired with the tighter, more concise J to give you a full spectrum of vintage tone. They have a traditional exposed pole look