Hornady Powder Charge Bushing Size 303. Designed so shot and powder bushings cannot be accidently reversed in the charge bar. Made for both powder and shot these bushings let you easily change from one load to another. Nonferrous metal assures spark-free operation. Specifications for Hornady Powder Charge Bushing: Manufacturer: Hornady Quantity: 1 Diameter: 2.125 in Package Contents: Hornady Powder Charge Bushing Hornady 190232: Powder Bushing 303