Thompson Center U-View Powder Measure Md: 7222, The priming tool is designed for use with the Encore 209x50 Magnum. It holds two #209 shotgun primers ready for instant action. The Star-7 is a lightweight capper with seven protruding fingers that holds caps for quick accessibility. The u-view capper allows you to see exactly what you have in reserve and TCA's lightweight in line capper is designed for use with any of the inline muzzleloaders that use a #11 percussion cap and holds eleven #11 caps. The inline musket capper is designed for use with any of the muzzleloaders that use a musket cap and holds eight musket caps. The dog bone 209 primer is a handy and durable polymer tool that holds two 209 shotshell primers at each end for instant priming and holds a reserve of six or more inserted in the main shaft.