Other designs—like the Heckler and Koch HK21-based mostly designs or MG34—require the exchange of modular parts to allow belt or alternate feeding. As a result of deficiency of protection supplied by the belt, belt-fed infantry weapons commonly use a versatile or rigid container to retain the belt around the weapon. https://trevorsnfyk.blog-mall.com/31575202/top-ammunition-is-considered-hazmat-secrets