AMERICAN IRONHORSE SIDE MOUNT LICENSE PLATE MOUNT Billet Chopper Bobber CustomNOS AMERICAN IRONHORSE SIDE MOUNT LICENSE PLATE BRACKET We bought tractor trailers full of stock when IronHorse went out of business, which is why we have these beautiful billet aluminum license plate side mounts available. These are solid pieces that measure nearly a 1 2" thick (see photos for measurements)! These are becoming difficult to find . Condition: New