Produced in .22- (rare), .32-, .38-, .44-, .46- and .52-caliber rimfire or percussion. Most encountered feature the dual ignition system and had nipple in breech-block. Round or octagonal barrel in 24", 26" or 28" lengths. Appearance and finish similar to Ball & Williams rifles; major difference is inside tang. Extractor was still outside mounted and manually activated. Exact production breakdown is unknown. There is no premium for dual ignition system on these later guns.