nef wont work, he said it has to have an exposed cap or flint. with either means a rifle like the knigh wolverine i think or traditional percussion/flint. For a rifle $200 under it will be a traditions. Unless you want to spend $50 extra and get a nice rifle like this one on:
http://www.possibleshop.com/cva-rifles.htm
CVA mountain rifle. Awesome looking stocks and accurate. Can shoot either roundball or conicals.