Lancer - L5AWM 5.56 30 Round Magazines L5 Advanced Warfighter Magazine, 30 Round, Opaque Black. The L5AWM features a one piece hardened steel feed lip, impact resistant translucent polymer body, non-tilt follower, aggressive surface texture, stainless steel spring and slide on bottom. Compatible with: M4 / M16 / AR, HK416, ARX160, SCAR 16, SIG556, ARC, SA80 chambered in 5.56mmX45 / .223rem. Weight 4.4oz WHAT IS L5AWM:The L5AWM is the only HYBRID AR magazine available today, featuring the best characteristics of Polymer and Steel magazine designs. It’s NOT a Polymer Magazine. One Piece Wrap Around, Hardened Steel Feed Lips won’t bend or break, steel reinforces the back of the polymer body.