Angry Bear Arms Front Fiber Optic M&R Blank Rear Black. Each Bear Bones kit comes with 1 front sight 1 rear sight 1 front sight screw (depending on model) 1 rear sight set screw and 1 green and red fiber optic rod (on fiber optic models). Specifications for Angry Bear Arms Front Fiber Optic Pistol Sight w/Glock Rear Dovetail: Manufacturer: Angry Bear Arms Gun Make: Smith & Wesson Gun Model: Smith & Wesson M&P Color: Black Rear Sight Color: Black Sight Style: U-Notch Fabric/Material: Billet Alloy Steel Gun Type: Pistol Front Blade Height: 0.255 in Rear Blade Height: 0.34 in Illumination Type: Fiber Optics Illumination Color: Yellow Red Weather Resistance: None Water Resistance Level: None Mount Type: Dovetail Features of Angry Bear Arms M&P Front Fiber Optic Sights are a de-horned snag-free design. Black nitride finish for a tough rust resistant and glare free sight. Billet alloy steel. Package Contents: Angry Bear Arms M&P Front Fiber Optic 1 front sight 1 rear sight 1 green 1 red fiber optic rod 1 front screw 1 rear screw What firearm models does the manufacturer say Angry Bear Arms Front Fiber Optic Pistol Sight w/Glock Rear Dovetail is compatible with? The manufacturer suggests that Angry Bear Arms Front Fiber Optic Pistol Sight w/Glock Rear Dovetail is compatible with Smith & Wesson M&PAngry Bear Arms ABA221: Front Fiber Optic M&R Blank Rear Black