JG11A-R Mini Red Laser Sight.  Compact all-aluminum red laser sight, only 100g lightweight for easy mounting. Built with dual 20mm Picatinny slots, top rail for extra attachments, bottom mount fits standard rails. Waterproof aluminum body stands up to outdoor hunting & tactical training. Adjustable windage & elevation with included hex wrenches, mini low-profile design, sturdy metal construction for long-term outdoor use.