504R. Hi-Standard – Mod. B (U.S. Property) Marked Trainer – 22 Long Rifle Cal. Semi-Auto Pistol – w/4 ½” Barrel w/Ramp Blade Front & Notch Rear Sights – Blued Finish – w/Factory Checkered Plastic Grips – w/Factory Magazine – Right Side of Frame is Marked “Property of U.S.” w/Ordnance Stamp – Approx. 14,000 of These Pistols Were Made for the Military
