sold
Insight M3X. Long gun military kit version w/ IR filter, and pressure switch. Xenon bulb. Extra bulb, box and operators manual included. I had this on a Mk18 upper that saw light usage. Light looks great.
http://www.skdtac.com/Insight-M3X-Tactical-Light-p/ins.302.htm
$150 shipped. Or trade for Surefire X300, mini scout, or Inforce WML (+/- cash depending on what it is) MO or PP (gift, or cover fees).