The CVA™ Northwest Conversion Kit converts your 209 CVA Muzzleloader to a Northwest Legal Musket Cap Ignition. The NW set includes a firing pin retainer-bushing, o-ring for the firing pin retainer-bushing, firing pin spring, NW firing pin, and NW QRBP breech plug. Fabricated specifically for CVA™ Optima, Wolf and Accura Series Muzzleloaders, the CVA™ Northwest Conversion Kit also works well on other models 2010 or newer.