The Traditions A1443 Accelerator Breech Plug .50 SS is designed for optimal performance with Blackhorn 209, Pyrodex Pellets, and loose powder. This .50 caliber breech plug is a reliable choice for traditional muzzleloading enthusiasts. Although it is incompatible with electric igniters, it can be used effectively with an electric spark igniter. Additionally, this Traditions Breech Plug with a knurled head supports 209 primers, though you'll need a 209 thread protector for safe use. Offering durability and dependability, the Traditions 50 Caliber Breech Plug ensures a seamless shooting experience. Elevate your muzzleloading setup with this exceptional breech plug and explore our wide assortment of muzzleloading accessories, including muzzle brakes, rings, and rests. Enhance your shooting precision by adding the Traditions A1443 Accelerator Breech Plug to your gear today.