SN: BOA0277. Made in 1985, .357 Magnum with a 4″ barrel. Ultra rare Boa snake gun. Issued in 1985 by Lew Horton, only 600 of each barrel length were made. The finish is excellent with a small handling mark on the frame. The grips are excellent. This is one of the holy grail guns for Colt snake gun collectors. Comes with original box and paperwork. Consignment.