Description With durable polymer construction and double the capacity of a standard AR-15 magazine, these Magpul drum magazines are the perfect upgrade for your AR-15 rifle. Magpulâs PMAG magazines have revolutionized the way we think about combat gearâraising the bar in terms of quality, reliability, and durability. PMAGs are replacing the old USGI steel magazine in the U.S. Army, Air Force and Marinesâand theyâre a great upgrade for your rifle kit. Get double the firepower in a lightweight drum with Magpul's D-60. Designed to be left loaded for long periods of time without any loss of function, these drum magazines contain corrosion-resistant internals and a feed tower thatâs compatible with USGI stripper clips and most loading devices. Clear window on the back of the drum allows for quick and easy ammo checks.PRODUCT DETAILS:Compatible with a wide range of NATO firearms such as the M4, M16, SCAR MK16/16S, HK416, MR556, M27 IAR, and others Next-generation impact and crush resistant polymer construction Constant-curve internal geometry for smooth feeding Anti-tilt, self-lubricating follower for increased reliability Multi-use Impact/Dust Cover keeps dust and dirt out of the magazine and protects the top cartridge from potential damage during storage and transit High-quality stainless steel spring for corrosion resistance Ribbed gripping surface and new aggressive front and rear texture for positive magazine handling Paint pen dot matrix panels on the bottom of the body to allow for identification marking Flared floorplate aids magazine handling and disassembly yet is slim enough for use with many pouches Made in U.S.A.