#2136 • Antique US Springfield 1866 Allin Conversion Rifle Musket

Part of Firearms, Swords and Bayonets | October 27, 2026 at 10:00 AM (timed auction by Alderfer Auction)

High bid $150.00

Status: Available

Live bidding starts Oct 27, 2026 10:00 AM EDT

.50, 32 1/2" bbl, SN 10525? in left side of the butt (Circa 1866), antique. Dark brown/black patina with a heavy frost texture, fair bore, 2 leaf rear sight, breech block marked 1866 with eagle head, strong lock holds half and full cock, lock plate marked US SPRINGFIELD in 2 lines with spread eagle and shield holding 4 arrows and olive branch, dated 1864 on lock plate tail, barrel held via 2 bands with the front band being a clamp style with the steel sling loop, and the rear band held via spring clip, the front leg of the steel trigger guard anchors the rear sling loop, steel cleaning rod, woodstock shows heavy handling with denting and a few chips. Comes with a US marked socket bayonet with a 18" triangular blade, No scabbard. 13 1/2" LOP, heavy 8lb+ trigger pull. Good condition.