Ross & Zheng Engineering offers innovative R&D for firearms industry
~AR-15 owner
"This is the first magazine that can handle the 223, 6.5, 6.8, & the 2 AKs, the 7.62x39 & 5.45x39 reliably."
~Ed Ross, CEO & founder
Ross & Zheng Engineering is pleased to announce its first design, the UNIMAG. A must-have for shooters and firearms manufacturers looking to expand product lines and revenue opportunities, the UNIMAG and other RZE concepts offer true market promise. This versatile multi-caliber magazine has proven reliable and jam-free for several types of ammunition, to date:
| Ammo | Capacity | |
| 223/556/300BLK/204Ruger (all based on 223 case) | 30 | |
| 5.45X39 | 29 | |
| 6.8SPC | 26 | |
| 7.62X39 | 25 | |
| 6.5 Grendel | 24 | |
| 458 SOCOM | 12 |
RZE seeks partnerships with key gun manufacturers to bring the UNIMAG multi-caliber magazine to market. The UNIMAG will soon be joined by other after-market accessories, including patented scope designs and other AR-15 gun accessories in development. RZE is experienced in contract manufacturing and offers a proven track record in product design and R&D.
Explore the UNIMAG and in-development opportunities to expand your AR-15 product lines.