The product is a vintage original Heckler & Koch (H&K) Model 4 magazine for handguns, specifically designed for a. 22 Long Rifle caliber. Made of blued steel in Germany, this magazine holds 8 rounds and is a genuine H&K product. It is a rare and collectible item that would appeal to gun enthusiasts and collectors looking for original, high-quality firearm parts. Has pitting and finish ware. See pictures for best description.