This is the Duramag USGI format 5.56mm stainless 20 round magazine for the M4, M-16 and AR-15.
Compatible with .223, 5.56x45mm and .300 BLK (7.62x35mm).
- Durable 410 stainless steel body for extreme durability
- Anti-tilt follower
- T-360 performance coating, durable, low friction, easy to clean
- Stainless steel spring
- USGI pattern
The stainless model is available in black only, features an orange follower.