AMERIGLO Protector Sights are designed for quicker front sight acquisition and concentration on the front sight blade. The black, serrated rear sight reduces glare and offers assistance in one-hand slide manipulations, while the front sight offers a tritium illumination and a ProGlo outline in LumiGreen or orange for an enhanced aim point. Ideal for any conceal carry or personal defense weapon. Features : Designed to promote front sight acquisition Ideal for concealed carry or personal defense Green with lime green outline, serrated rear For GLOCK Gen5 9/40 Firearms GLOCK is a registered trademark of GLOCK Inc. 3CR Tactical is not affiliated with, endorsed by, or sponsored by GLOCK Inc. Any reference to GLOCK products is for identification and compatibility purposes only.