Lee Powder Measure Riser raises the case activated powder measure higher above the mounting location on the Turret Press to provide clearance for use of the Safety Prime. Size Universal Type Auto-Disk Riser Finish Silver Series Classic Turret Press Riser Weight 16 oz Caliber dies wadj screws Function Provides Clearance for Powder Measure Includes O-Ring/Riser Material Stainless Steel Quantity 1 Compatible With Lee Presses