These standard G-36 P-Mags have been blocked to 10 rounds for those states which require it. The PMAG 30G (Note: Blocked to 10 rounds) MagLevel (5.56x45 NATO) is a durable, lightweight, high reliability polymer magazine designed specifically for the Heckler & Koch G36. It features an advanced impact resistant polymer construction and an easy to disassemble design with a flared floorplate for positive magazine extraction from pouches. It utilizes a resilient Milspec black oxide coated stainless steel spring for corrosion resistance and an anti-tilt, self-lubricating follower for increased reliability. It is compatible with all PMAG floor plate accessories. Features transparent windows on both sides of the body and has a painted indicator on the spring for quick determination of approximate rounds remaining in the magazine.