ProMag AK-47 7.62x39mm 40-round Magazine Polymer Black

This is a ProMag Black polymer 40-round extended magazine for AK-47 rifles in 7.62x39mm
Get maximum capacity in a lightweight package with these 40-round extended magazines from ProMag!
After over 70 years, the AK-47 remains one of the most popular, most widely-used rifles on the planet, thanks to its incomparable reliability and rock-solid performance. And with ProMag’s lightweight, impact-resistant polymer magazines, the classic AK becomes a 21st century powerhouse …
Built from DuPont’s proprietary lightweight Zytel polymer and featuring chrome silicon internal wire springs, these ProMag magazines are designed to endure serious abuse and keep delivering maximum reliability each and every time.
Remember that extended magazines typically come with especially stiff springs that may need to be “worn in” before you can load them to full capacity.