AEA Harpoon Air Cartridges Set (2 pcs) with Slug Holder – for .45 & .50 Cal | PCP Airgun AccessoryBoost your AEA Harpoons performance with the official Air Cartridge Set (2 pcs) for . 45 & . 50 Cal PCP air rifles This original AEA Harpoon Air Cartridge Set is a must have upgrade for any airgun enthusiast. Designed for . 45 and . 50 caliber PCP air rifles, this set includes 2 high pressure cartridges and a slug holder, ensuring fast reloads and maximum performance in the field or at the range. Includes 2x Air Cartridges + 2x Slug Holder Compatible