Holosun LS117IR Infrared Collimated Laser Sight w/ QD Picatinny Rail Mount – LS117IR. The Holosun LS117IR is a 7075 Aluminum bodied class 2M IR laser aiming device. With a quick release picatinny rail mount, a remote pressure switch and IP67 water resistance level, this green laser is the perfect addition to any rifle or PDW. Features of the Holosun HE530C-RD. Collimated IR Laser Pointer. This item may be regulated for export by the U. Department of State or US Department of Commerce. 1.6″x0.98″x0.95″ Window Size: 0.58″x0.77.