DiMarzio DP191 Air ClassicTM Bridge Pick Up (Black)We love the sound of late 1950s humbuckers, but we didn't want to simply imitate them by using Alnico 2 or aged Alnico 5 magnets. Airbucker technology was created to capture all of the best sonic qualities of vintage humbuckers while avoiding the technical problems. The Air Classic has the same sweet sound as a classic humbucker, but Airbucker technology permits us to use a more reliable full strength Alnico 5 magnet and still reduce string pull to