Uberti1858 5.5" stainless .44 

Kirst conversion cylinders available 

.45 Long Colt  https://travellers-1969.myshopify.com/cart/43832822071453:1?channel=buy_button

.45 ACP https://travellers-1969.myshopify.com/cart/43832822104221:1?channel=buy_button

.22 Long Rifle https://travellers-1969.myshopify.com/cart/44266046488733:1?channel=buy_button