The Henry Big Boy Mare’s Leg is a compact lever-action handgun built in the USA and styled after the classic Mare’s Leg design. It is chambered for .45 Long Colt and pairs a 12.9-inch octagon blued barrel with a polished brass receiver and American walnut furniture. The pistol uses a tubular magazine and Henry’s large-loop lever for traditional lever-action handling.
Key Specifications
- The caliber is .45 Long Colt.
- The magazine capacity is 5 rounds.
- The barrel measures 12.9 inches and is an octagon blued steel profile.
- The action type is lever action.
- The overall length is 25 inches.
- The firearm weighs 5.79 lbs.
- The receiver finish is polished hardened brass.
- The stock material is American walnut.
- The sights are a brass bead front and a fully adjustable semi-buckhorn rear with diamond insert.
- Featurings include a side-loading gate and a large-loop lever for traditional handling.
This Mare’s Leg combines classic styling with practical handling for target use and collection. Its compact form and traditional finishes make it a standout piece for enthusiasts who value period-correct appearance and reliable Henry craftsmanship.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
Related Videos:




