Henry Big Boy Mare’s Leg .357 Mag/.38 Spl 12.9″ Barrel Walnut

About this product

Built by Henry Repeating Arms, the Big Boy Mare’s Leg is a cut-down lever-action pistol that brings the handling and style of a classic repeating rifle into a compact format. Chambered for .357 Magnum/.38 Special, this model pairs a 12.9″ octagon blued barrel with a polished brass receiver and handcrafted American walnut furniture. The large loop lever and crisp Henry action make cycling intuitive, while the side loading gate and tubular magazine support straightforward reloads at the range. Adjustable rear and bead front sights provide practical sighting for target work and collection display.

Key Specifications

• The caliber is .357 Magnum / .38 Special for versatile ammunition options.
• The magazine holds 5 rounds in a tubular configuration.
• The barrel measures 12.9 inches and is octagon in profile.
• The barrel material and finish are blued steel for a classic appearance.
• The action type is a lever action with a large loop lever.
• The receiver is finished in polished hardened brass.
• The stock is made from American walnut with a brass buttplate.
• Sighting is provided by a brass bead front and an adjustable semi-buckhorn rear sight.
• The overall length is 25 inches for compact handling.
• The listed weight is 5.79 lbs, reflecting a solid, traditional build.

This Mare’s Leg combines period-correct aesthetics with modern manufacturing quality, making it suitable for shooters who want a distinctive lever-action pistol for target use, collection, or recreational range time. The combination of a brass receiver, walnut furniture and an octagon blued barrel creates a timeless presentation while Henry’s action and large loop lever deliver a familiar, reliable feel.

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