This is the 30 round window .233 5.56x45 magazine from Hera Arms in Germany.
- Rear mounted window allows round count viewing with minimal tilt
- Smooth sides for multi mag pouches - much like the Magpul EMAG
- Easy grab front and rear grips
- Tough glass filled polymer design
- Anti-tilt follower
- Over travel stop prevents over insertion
- AR-15, M4 & STANAG compatible
- Available in Black, Tan and Olive Drab Green