Seymour Duncan Alnico II Pro Pickup SetThe Alnico 2 Pro for Strat set uses flat (non staggered) hand ground alnico 2 rod magnets and heavy Formvar mag wire with a special wind pattern to produce that classic bouncy tone youd expect from the best 50s Stratocaster pickups. The flat pole pattern is designed to improve string balance and response on guitars that use lighter strings or have flatter fretboards. The treble attack is soft and sweet, the mids feel just slightly scooped, while the