Categories All About Guns This MP5 Is Chambered In 5.56? The HK53 Post author By Grumpy Post date September 12, 2025 No Comments on This MP5 Is Chambered In 5.56? The HK53 ← M1 Garand trick!! → The Strangest Most Hardcore Weapon of the Vietnam War Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ