HSM Ammunition Starline Pistol Brass Unprimed Cases 460 Rowland Caliber Handgun Brass 50 Per Bag. 460 Rowland is a lengthened heavy duty .45 Auto based case designed by Johnny Rowland. It delivers .44 Magnum ballistics in a semi-automatic handguns chambered for this cutting edge cartridge. Specifications for Starline Brass Unprimed Cases 460 Rowland Handgun Brass: Manufacturer: HSM Ammunition Gun Type: Pistol Caliber: .460 Rowland Primed: No Quantity: 50 Fabric/Material: Brass Package Contents: Starline Brass Unprimed Cases 460 Rowland Handgun Brass