Ask the Community

Kenneth, these magpul snap caps are made from proprietary hard polymer. Hope this helps.

Kenneth, these are made of the same proprietary polymer of their famous line of Magpul Magazines. Cheers and stay safe!

They are made from the same type of proprietary polymer as everything else they make. Stay safe and happy plinking!!

Ken, Dummy Rounds made from our proprietary hard polymer. >>> https://magpul.com/firearm-accessories/pmags/magazine-accessories/magpuldummyrounds-5-56x45-5pack.html?mp_global_color=118 .....Have a great day!