1,Comes with complete kit 2,Four point alignment system 3, 10 years export experience 4, OEM service offered 5 ... designing and manufacturing different kinds of bore sighter and laser sighter in China with experience of more than 10 ... offer other kinds of laser sight, including Red laser sight, Green laser sight and infrared laser sight. Waterproof hunting 5mW Green Laser Sights with Aircraft Aluminum ...