ProMag magazines are made in the USA and backed by a lifetime guarantee against manufacturer's defects. Magazine springs are precision wound using heat-treated chrome silicon wire and each and every step of the assembly process is checked and double checked in order to maintain the same consistent level of quality.
40-Round Magazine
Fits Ruger Mini-14 .223 Cal / 5.56X45MM Rifles
Magazine Body Constructed of a Proprietary Dupont Zytel Based Polymer, and Heat Treated Steel with Black Oxide Finish
Steel Upper, Polymer Lower Housing
Injection Molded Magazine Follower
Magazine Spring Formed From Heat Treated Chrome Silicone Wire
Made in the U.S.A.
Stock Notice: This item is NOT marked "In Stock". We will contact you within 12-24 hours by email if your order is on backorder with our distributor and will take longer than the 5-7 business days it takes us to ship out. Please do not order if you need this item shipped immediately.