Thermold Magazines unlike metal magazines, won't jam because they're made with a nylon that resists heat, dirt and rust. Abuse them, drop them, throw them in the mud. They are dent resistant, self lubricating and as such are completely non corrosive.

Features and Specifications:
Manufacturer Number: FNFAL1
Caliber: .308 Winchester/7.62 NATO
Capacity: 20 Rounds
Body Material: Zytel Nylon
Spring Material: Steel
Follower Material: Zytel Nylon
Baseplate Material: Zytel Nylon
Finish: Black

Fits:
FAL rifles with Inch pattern receivers

Does Not Fit:
FAL rifles with Metric pattern receivers