Robert. the UPC code (12 rd Magazine) is 723364200892 but is out of stock :
budsgunshop.com/search.php?q=723364200892&type=&search_in=description ----------- The 10rd Magazine is here : budsgunshop.com/product_info.php/products_id/711013448/magazine+for+colt+1911+22+long+rifle+10+round

This is the factory magazine for the walther colt 1911 22lr these mags are hard to find (the gun is now out of production) so I suggest stocking up on them when you can "When you need backup ammo, you need this Umarex Walther Colt 1911 magazine. This 10 round magazine is the standard factory replacement for the Colt 1911. It is designed for easy release and easy reloading. The durable construction holds up well in combat. Specifications and Features: 10 round magazine capacity .22 caliber long rifle Umarex Colt 1911 magazine budsgunshop.com/product_info.php/products_id/711013448/magazine+for+colt+1911+22+long+rifle+10+round

Robert, The magazines are proprietary to this firearm.-----------budsgunshop.com/product_info.php/products_id/711013448/magazine+for+colt+1911+22+long+rifle+10+round