The Frankford Arsenal Case Activated Powder Measure is compatible with the X-10 Progressive Reloading Press and features sturdy aluminum construction, a unique hopper to prevent powder bridging, micrometer adjustable powder dispensing, and ultra smooth ball bearing operation. Included with the powder measure is the required linkage for plug-and-play operation with the X-10 Progressive Press. FeaturesIncludes required linkage for operationStatic free aluminum bodyUnique hopper shape prevents powder bridgingMicrometer adjustable powder dispensingPowder drum rides in ball bearings for smooth operation