Check the listing for details. TRIJICON SUPPRESSOR/OPTIC HEIGHT SIGHT – GLOCK STANDARD FRAME GL201-C-601135. Color: Yellow, Condition: New. Listed at 125.00 USD. Front: Yellow Outline / Green Tritium, Rear: Black Outline / Green Tritium Trijicon Suppressor/Optic Height SightFits Glock Models: 17, 17L, 19, 22, 23, 24, 25, 26, 27, 28, 31, 32, 33, 34, 35, 37, 38, 39 and 45.The Trijicon Suppressor/Optic Height Sights continue the low-light and no-light prowess of the original Bright & Tough Night Sights. With unique versatility for the ever evolving pistol landscape, Trijicon Suppressor/Optic Height Sights are designed for pistols fitted with suppressors and also as a backup iron sight for pistol-mounted red dots.NOTE: Professional installation recommended. Dimensions for reference onlyTrijicon Suppressor/Optic Height Sight FeaturesIncreased height to accommodate multiple shooting applicationsSpecifically engineered to be as robust as possible while still allowing use with a suppressor or as backup iron sights for a slide-mounted red dot sight, such as the Trijicon RMR.Instantly visible sight picture in no light and low light situationsTritium phosphor-filled glass lamp provides battery-free glow, allowing for a visible sight picture in all lighting situations.Increased daylight dot visibilityWhite-painted rings around tritium lamps enhance user’s ability to see sight picture in bright-light shooting situations.Enhanced protection from heavy recoil and harsh cleaning solventsTritium gas lamps are contained within protective aluminum cylinders and have additional silicone rubber cushioning.Evenly distributed light from tritium lampsEach Trijicon tritium lamp is capped with a sapphire jewel that helps evenly distribute the light from the lamp and also acts as an additional layer of protection from puncture and cleaning solvents.Spec Sheet SpecificationsFits MakeGlockFits Model17, 17L, 19, 22, 23, 24, 25, 26, 27, 28, 31, 32, 33, 34, 35, 37, 38, 39 and 45.Front Lamp ColorGreenRear Lamp ColorGreenFront Paint ColorOrangeYellowWhiteBlackRear Paint ColorBlackMetalFront Blade Width0.144 in.(3.65mm)Front Blade Height0.365 in.(9.27mm)Overall Front Blade Height0.418 in.(10.61mm)Rear Notch StyleSquareRear Notch Width0.15 in.(3.8mm)Rear Blade Height0.361 in.(9.16mm)Overall Rear Height0.451 in.(11.45mm)