These pistol / carbine wheellocks sound very like ones offererd by Paul Jacobi in Europe, Germany I think .Then similar or the same where offerered as guns by Navy Arms ,Both I and Felt wad made guns from them that ball bearing scear nose was a feature of them Good for the money but 30 odd years or more years ago( more like 40 ).But at the time seemingly few grasped them I was all' Gotta get a Hawkin ' thinking' . I only made two of them for patrons heavy brutes but no accounting for taste . Rudyard