the model 1854 Lorenz rifles musket was one of the last and maybe the best muzzle loader. austria had it in the bad days of the german war in 1866. after this short war muzzle loader of all mayor powers were converted into breech loader or replaced by new rifles.

this lorenz rifle was converted in belgium for the native trade. the percussion lock was changed into a flintlock and the 13,9/14,3 mm rifled barrel was drilled out to 14,3 mm smooth. surprisingly it still have the bayonet:

https://online.auktion-zwack.de/de/l/312...mp;currentpos=5