AmeriGlo sights are constructed from high quality materials in order to provide you with a superior aftermarket sight option for Glock firearms. Whether you use your firearm for personal protection or just plinking at the range AmeriGlo sights has you covered. This is a sight set with fiber front and flat black steel rear for Glocks. Fiber optic elements concentrate ambient light and are ideal for bright environments. Features : Green Fiber "115" Wide Front" "150" Notch" Black Classic Rear" 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.