Surefire
X300 compact (single CR123A battery)-prototype. Not there yet....
KM4 for 900 series light-grip
Insight
AA batteries powered tac-lights (with and without laser) Very thin profiled. It will stay under the FSB if mounted at 12o'clock on an AR. The light also has strobe capability. - We like.
LED weapon light with WL-IR twist cap. Insight's answer to surefire's vampire. It also has strobe setting.