Overall length 54.5"; barrel length 33.25"; caliber .45 centerfire. Walnut stock, with case-hardened furniture; barrel burnished bright; receiver case-hardened. Finger lever catch mounted within a large bolster at rear of the lever. Unmarked, except for serial numbers that appear externally on receiver and often buttplate tang. Approximately 25 made during early autumn of 1866. Value speculative.