The PMAG 5 AC L is a durable, lightweight, high reliability 5-round polymer magazine designed for .30-06 cartridges (.25-06 Rem, .270 Win, .280 Win, 8mm-06, and others). This magazine is compatible with long action AICS (Accuracy International Chassis Systems) pattern bottom metal. It features a flared floorplate for easy disassembly, impact/crush resistant polymer construction, and a self-lubricating follower for the performance you expect from a PMAG. Made in the USA Please note that this magazine is NOT recommended for use with short action cartridges such as the 7.62x51/.308 Winchester.