ProMag GLKA9B Standard 18rd 9mm Luger Compatible w/Glock 17/19/26 Black DuPont Zytel Polymer Firearm Accessories The AR-15 Bore Guide is

The AR-15 Bore Guide is constructed of precision CNC-machined aluminum with a durable anodized finish

The performance you've come to know and expect from Core-Lokt

Hammer strut pin

Compatible with the Bullseye App available on Google Play or Apple IOS app store

adjustable eyepiece

ProMag GLKA9B Standard 18rd 9mm Luger Compatible w/Glock 17/19/26 Black DuPont Zytel Polymer Firearm Accessories The AR-15 Bore Guide isThe Pro MAg magazine is compatible with your Glock 17 19 26. It is constructed of DuPont Zytel polymer with full length internal insert, injection molded mag follower and mag spring formed from chrome silicone wire. Made in the USA.