Direct from Gibson Guitars Historic Re-issue the new Historic Spec series parts from Gibson Gears which have been specially designed to replicate the original parts used by Gibson in the late 1950s. Featuring this historic ABR-1 wireless bridge , Gibson recreated the famous wireless bridge that it used on its electric guitars until 1962-63. GIBSON ABR-1 is depicted in raised letters on the deck base. The vintage bridge also includes saddles without slots, to fully imitate the classic pieces. The ABR-1 Wireless Bridge comes with complete assembly.