This is an original Civil War M1835/M1842 socket bayonet for use with the M1835 and M1842 .69cal Muskets. Surfaces exhibits an attractive smooth grey patina. There is no pitting. Flat of shank is marked with a deep “US” and 2 inspector marks. Blade Length 18-1/8″. This is in great untouched condition and would be a great addition to any Civil War collection.