I have read that a gun chambered in 223 will not safely fire a 5.56 rd. but a gun chambered in 5.56 will safely shoot a 223 rd. so my question is. Is this Smith and Wesson 12001 M&P 15
Sport 2 ca compliant gun specifically chambered for 5.56 or 223?

Question

I have read that a gun chambered in 223 will not safely fire a 5.56 rd. but a gun chambered in 5.56 will safely shoot a 223 rd. so my question is.  Is this Smith and Wesson 12001 M&P 15 
Sport 2 ca compliant gun specifically chambered for 5.56 or 223?

Steve P. · Answer

Please click the green box stating it as the best answer. We are rated on our answers and are just volunteers, not Buds employees. You can choose more then one Thank you!

Steve P. · Answer

Smith and Wesson 12001 M&P 15 Sport 2 is chambered in 5.56 Nato. It will fire .223 too.

Steve P. · Answer

Here's the guaranteed compatability ammo list --
 https://www.budsgunshop.com/catalog/product_info.php/products_id/35753#guaranteed_compatability

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I have read that a gun chambered in 223 will not safely fire a 5.56 rd. but a gun chambered in 5.56 will safely shoot a 223 rd. so my question is. Is this Smith and Wesson 12001 M&P 15 Sport 2 ca compliant gun specifically chambered for 5.56 or 223?