Aguilar 4P60SET 4-tring P-Bass Pickup Set - 60'sUpgrade your bass guitar with the Aguilar AG 4P 60 pickup set for fat, round '60s style bass tone. Aguilar based these pickups on classic '60s P Bass pickups, and uses period correct parts and wiring. No matter what type of bass amplifier you plug into, you can expect exceptional thump and punch from AG 4P 60 pickups. This set of pickups is for four string bass guitars. If you love how your bass feels but want more tonal impact, get the Aguilar AG 4P