.58 caliber. 40" barrel secured by three flat, spring retained bands. NSN. Bright finish, blued rear sight, iron furniture, walnut musket stock. Single shot percussion muzzleloading military musket with correct, early M1861 production M1858 pattern three leaf rear sight base with replaced reproduction leaves, Barleycorn combination front sight and socket bayonet lug, sling swivels and an incorrect, straight shank, tulip head ramrod. Lock marked with a {Spread-Winged Eagle} forward of the hammer and in three lines U.S./NEW YORK/1862. Top of breech with a very weak date that appears to be 185?, indicating it is from an M1855 Rifle Musket. The steady pin notch forward of the rear sight mortise confirms this is an M1855 barrel. Breech with standard V/P/{Eagle Head} proofs on the upper left angled breech flat. No visible cartouches. Includes a reproduction brass tipped tompion. {ANTIQUE}