When IWI US--Israel Weapon Industries--introduced its SAR bullpup carbine to the American market in 2013, it was a huge success, although the company's engineering team didn't rest on its laurels. The demand for the compact 5.56 millimeter NATO, .300 Blackout and 9 mm NATO chambered guns was a lot, but improvements were quickly being made.

The results of rigorous testing and feedback from customers led to the development of the next generation of the platform of that of the Tavor X95.…