LeMat Revolver - Wikipedia

LeMat Revolving Carbine

As requested, here is the Ranger Sequoia : r/reddeadredemption

What is that rod on very old (civil war?) Revolvers that can extend out and kinda looks like a vertical grip? - Quora

DRISCOLL ANTIQUES 8500 OAK ST

Cylinder (firearms) - Wikipedia

DRISCOLL ANTIQUES 8500 OAK ST

Operating the Confederate LeMat grapeshot percussion revolver

Revolver - Wikipedia

LeMat Revolver - Wikipedia