Angry Bear Arms Low Profile Serrated Small Frame Fiber Optic Pistol Sights Glock 20 21 30 Black. The front and rear sights included with this Angry Bear Arms Glock Bear Bones Low Profile Serrated Steel Sight Kit are de-horned snag-free and constructed from tough billet alloy steel. Whichever sight color you choose you'll get crystal clear views thanks to the black nitride finish. Plus these sights won't collect any dust or sand during installation or after use. Make the switch to one of these Angry Bear Arms Glock Bear Bones Low Profile Serrated Modified Sights for a reliable aiming point that will perform even in heavily-lit environments. Specifications for Angry Bear Arms Low Profile Serrated Small Frame Fiber Optic Pistol Sights: Manufacturer: Angry Bear Arms Gun Make: Glock Color: Black Front Sight Color: Black Rear Sight Color: Black Fabric/Material: Billet Steel Fiber Optic Gun Type: Pistol Attachment Type: Screw Rear Blade Height: 0.2 in Size: Small Illumination Color: Green Red Included Accessories: Green Fiber Optic Rod Red Fiber Optic Rod Rear Sight Set Screw Front Sight Screw Mount Type: Dovetail Design: Snag-Free Features of Angry Bear Arms Glock Bear Bones Low Profile Serrated Small Frame Fiber Optic Pistol Sights Sights are a de-horned snag-free design. Black nitride finish for a tough rust resistant and glare free sight. Made from billet alloy steel. Package Contents: Angry Bear Arms Glock Bear Bones Low Profile Serrated Small Frame Fiber Optic Pistol Sights Rear Sight Set Screw Front Sight Screw Blank Rear Sight Green Fiber Optic Rod Red Fiber Optic Rod Fiber Optic Front Sight What firearm models does the manufacturer say Angry Bear Arms Low Profile Serrated Small Frame Fiber Optic Pistol Sights is compatible with? The manufacturer suggests that Angry Bear Arms Low Profile Serrated Small Frame Fiber Optic Pistol Sights is compatible with Glock 42 Glock 43 Glock 43X Glock 48 Glock 17 Glock 22 Glock 22 Gen 4 Glock 17 Gen 5 Glock 22 Gen 5 Glock 17 Gen 4 Glock 21SF Glock 20SF Glock 20 Gen 4 Glock 21 Gen 4Angry Bear Arms ABA134: Low Profile Serrated Small Frame Fiber Optic Pistol Sights Glock 20 21 30 Black