AR15. TAR-21. The TAR-21 (or simply Tavor) is an Israeli bullpup assault rifle chambered for 5.56×45mm NATO ammunition with a selective fire system, selecting between semi-automatic mode and full automatic fire mode.
It is named after Mount Tabor[citation needed], while "TAR-21" stands for "Tavor Assault Rifle – 21st Century". Since 2009, it has been selected as the standard issued weapon of the Israeli infantry. M14.