use for left-handed users. Modern bullpups have eliminated this drawback by using centrally-aligned optics and either forward, downward or rearward ejection to allow ambidextrous use in combat situations. See also List of assault rifles List of bullpup firearms Notes External links Modern Firearms Valmet.Org M82 Weapons and ammunition introduced in 1978 5.56×45mm NATO assault rifles 7.62×39mm assault rifles Cold War rifles of Finland Kalashnikov derivatives Assault rifles of Finland Bullpup rifles