Spain-Marked, Maker-Unknown Kentucky-Style Full-Stock Percussion Long Rifle, .50 Black Powder, 34 in Octagonal Barrel, Single-Shot Sidelock
This custom, kit-built Kentucky-style long rifle is a full-stock percussion muzzleloader with classic brass furniture and a 34-inch octagonal steel barrel. The maker is unknown; the barrel bears a country-of-origin “SPAIN” stamp on the right flat near the breech. It features a right-hand sidelock with an external hammer, open iron sights, and a lockplate decorated with scroll engraving. A wide brass forearm band and stepped-comb hardwood stock add period-correct detail to this single-shot .50 caliber build.
Condition
Overall Condition: Fair condition, showing extensive signs of prior use and handling.
Bore Condition: Fair - Generally clean, some residue or smudges, slight corrosion.
Bore Fouling: Mild Fouling - Light buildup of fouling or dirt.
Bore Rifling: Fair Rifling - Worn rifling, slight loss of definition.
Specific Condition Notes: There are visible handling marks from prior use. A screw is missing from the buttplate, and the nipple is cracked. Please refer to the photos for a closer look.
What's Included
- Kentucky-style full-stock percussion long rifle (.50 black powder), barrel marked “SPAIN” (maker unknown)
This rifle is a bench-built example of the Kentucky-style full-stock percussion long rifle, configured for right-hand use. It is a single-shot sidelock muzzleloader in .50 caliber black powder with an external hammer and a 34-inch octagonal steel barrel. The barrel is marked “SPAIN” for country of origin; the specific maker is unknown.
The hardwood full-length stock features a stepped comb, complemented by brass furniture throughout, including a crescent buttplate, trigger guard with rear spur, nose cap, ramrod pipes, and sideplate. A wide brass forearm band adds a distinctive custom touch.
Sighting is traditional, with open iron sights consisting of a small brass front sight and a dovetailed open rear notch for straightforward alignment.
The lockplate carries decorative scroll engraving, adding period-inspired detail to the build. Length of pull measures 13.0 inches, and capacity is one round. This black powder muzzleloader is serial number exempt.

