Ares Amoeba M4 P-MAG Magazine 300 Rounds (Black - AM4-300-10-BK)
 
Made from Extremly Durable polymer and has a fold out rubber piece to protect it from drops. With a built in flipdown magzine pull which allow you to carry/quickly draw your magazine from your pouch carrier. 300 Rounds - Stippled effect for better grip - Hi-Cap Wheel Design for Quick Rewind - Lightweight Polymer construction - Rubber Bottom Piece to Protect from Drops