50 round 9mm drum magazine, fits the Sig Sauer Model P228 9mm pistol. Magazine body constructed of a proprietary DuPont Zytel based polymer. Injection molded magazine follower. Magazine spring formed from heat treated stainless steel. Made in the USA.#html-body [data-pb-style="62DF828D06FA5"]{justify-content: flex-start; display: flex; flex-direction: column; background-position: left top; background-size: cover; background-repeat: no-repeat; background-attachment: scroll; border-style: none; border-width: 1px; border-radius: 0px; margin: 0px 0px 10px; padding: 10px;}#html-body [data-pb-style="62DF828D06FB3"]{border-style: none; border-width: 1px; border-radius: 0px; margin: 0px; padding: 0px;}