Seymour Duncan 11104-05-RNBC-TS -Neck- APH-1B Alnico II Pro Raw Nickel Border over TortoiseshellAlnico 2 Pro humbucker pickups will instantly turn your guitar into a true bluesbreaker. The Alnico 2 Pro Humbucker neck uses the soft treble attack and low string pull of an alnico 2 bar magnet, combined with a special vintage output coil wind to create a warm, sweet tone that is smooth and full, with tons of natural sustain. The highs sound thick and really sing, while the lows are warm and buttery, giving you a pickup that is very sensitive to pick