The Frankford Arsenal Case Activated Powder Measure is compatible with our 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. FEATURES: Compatible With Frankford Progressive Press Includes Measure And Required Linkage For Operation Static Free Aluminum Body Unique Hopper Shape Prevents Powder Bridging Micrometer Adjustable Powder Dispensing Powder Drum Rides In Ball Bearings For Smooth Operation