This is US M1 Carbine 30rd Magazine. It is constructed of heat treated steel with steel stamped mag follower and mag spring formed from chrome silicone wire. Made in the USA. I recommend this one as I run them in my 30+ Year old National Ordinance and the perform flawlessly.
|Firearm Fit||U.S M1 Carbine|
Pro Mag M1 Carbine 30rd Magazine