D.t. Systems .22 Blanks Light Powerloads For Dt Launcher 100. 22 Caliber Blank Power Loads are recommended for maximum performance from your Super Pro Dummy Launcher. Specifications for D.t. Systems .22 Blanks Light Powerloads For Dt Launcher 100: Manufacturer: D.T. Systems Caliber: .22 Long Rifle Number of Rounds: 100 Primer Style: Blank Dimensions: 1.65 X 4.00 X 5.70 in Package Contents: D.t. Systems .22 Blanks Light Powerloads For Dt Launcher 100