Crimson Trace Corporation, Laserguard, Fits Glock 19/26/36, Black, Front ActivatedThe Crimson Trace(R) laser sight series for GLOCK compact and subcompact pistols provide a tactical advantage in a compact package. Instinctively activated with a normal firing grip, the Lasergaurd(R) leaves the best attributes of your GLOCK unobstructed and unaltered. The LG 436 fits most holsters for subcompact GLOCKs and features a master on off switch so you can train with or without laser sighting. Features : Front activation Red laser Factory