KeyBar MagNut Brass 1" overall. A successful key holder can make accessing your keys effortless to perform. And due to the KeyBar MagNut there's never been a better time to get one of these incredible key holders. Produced using some amazingly robust supplies these Key Holders from KeyBar provides you with years of reliability. KeyBar has been creating good quality key holders for a number of years and the KeyBar MagNut is the outcome of their tireless endeavors to offer some of the best key holders out there. For a great way to be certain to possess a convenient means to access your keys pick the KeyBar MagNut. Features of KeyBar MagNut 1" overall. Set includes two MagNuts (left and right) each with 0.5" diameter split ring. 0.25" x 0.25" rare earth Neodymium Iron Boron magnetic cylinder insert which has a pull force of 6.5lb(s). Manufacturer's Warning: Caution: Do not wear with pacemaker. Clam packed. Package Contents: KeyBar MagNut KeyBar ACS-BRS-MN: MagNut Brass 1" overall