This video related to the March 2012 issue of Guitar World. For the full text and tablature for the column, you can pick up the issue of newsstands now or in our online store.
In the following video, Guitar World's Paul Riario reviews a unique item, the Super-Vee Mag-Lok anti-deflection device. The Mag-Lok uses rare-earth magnets to keep a floating tremolo system from moving when strings are bent, so that double-stop bends remain in tune.