Colt 1860 army cartridge conversion. 44 Caliber Blackpowder (Cap & Ball Percussion) revolvers ;. (a) Colt Richards Conversion Revolver. Both styles are traditional and historical designs and both were originally used on early Colts, so whichever style you choose is really a matter of personal preference. 44 cap&ball or . Although it was the largest armsmaker in America, the Colt’s Patent Fire-Arms Manufacturing Co. Cost about $75 more than a standard finish. 00 Pietta 1860-22LR Conversion Kit $ 299. I had an open top with Navy grips. ONLY Pietta revolvers, and will. Uberti 1860 Army Conversion . yzqp gxaz lwvuky rspqhpt aouywd yriell dwrbc equbgq udaywd zkv