POTD: Gallager Saddle Ring Carbine – Cavalry’s Forgotten Breechloader

Welcome to today’s Photo of the Day! Here we have a Richardson & Overman Gallager breech-loading percussion saddle ring carbine from the early 1860s.

Union cavalry was desperate for breechloading carbines during the Civil War. Loading a muzzleloader from horseback in a fight is a miserable proposition and everyone knew it. Several designs competed hard for those contracts. The Gallager was one of them.

The system is a hinged falling block. Lift the breech lever, block drops, chamber opens, you seat the cartridge, close it back up, pivot-mounted firing pin comes forward. That’s the whole thing. Nothing complicated, which for a cavalry weapon is exactly right. Simple meant it kept working under conditions that would kill something fussier.

.50 caliber, 22.25-inch barrel. Richardson & Overman was out of Philadelphia. Production estimates run around 17,000 to 20,000 guns over the course of the war. Not the most famous carbine of that era, the Spencer tends to take that title, but the Gallager served and the survivors filtered into civilian hands afterward.

The saddle ring on the left side is standard military issue hardware for cavalry weapons of the period, used to secure the carbine to the saddle during mounted movement.

Most of our POTDs utilize images from our friends at Rock Island Auction Company, the premier firearms auction in the United States. Take some time to browse their current auctions – who knows, maybe you’ll find a piece of history to take home!

“Civil War Richardson & Overman Gallager Breech Loading Percussion Saddle Ring Carbine.” Rock Island Auction, www.rockislandauction.com/detail/5031/62/civil-war-richardson-overman-gallager-percussion-carbine. Accessed 28 May 2026.

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