This is a Crimson Trace Corporation LaserGrip known as the Lasergrips, model LG-404G.
The LG-404G green laser sight for 1911 pistols combines Crimson Trace's celebrated Lasergrips(R) platform with the visible advantages of green laser technology. Using the smallest laser green laser diode available" the LG-401G emits a powerful green beam yet still provides over two hours of run time on (4) #2016 batteries. This product is not compatible with ambidextrous safety levers.
Features:
Pressure activation
Green laser
Factory sighted at 50Ft
.5 inch diameter at 50 feet
