TRIJICON HD Night Sights for H&K P2000, P2000SK (HK109O). Fits H&K P2000 and P2000SK models. Front: Orange Outline / Green Tritium, Rear: Black Outline / Green Tritium. Enhanced front-sight acquisition in bright, transitional, and no-light situations. Evenly distributed light from tritium lamps. Enhanced protection from heavy recoil and harsh cleaning solvents. Instantly visible sight picture in no-light and low-light situations. Each sight is manufactured to fit specific handgun makes and models. Silicone Rubber Cusion – Gives additional shock-protection to tritium-filled glass lamps within the aluminum housing. Tritium lamp is warrantied to illuminate for 12 years from date of original manufacture. The HD Night Sights were specifically created to address the needs of tactical shooters. The three dot green tritium night sight set’s front sight features a taller blade and an aiming point ringed in photoluminescent paint while the rear sight is outlined in black and features a wider U-shaped notch. This unique configuration increases visibility and quickens front sight acquisition – even in transitional lighting. Additionally, the front surface of the rear sight is steeply hooked to assist in emergency one-handed slide operation. Green tritium lamps are warranted for 12 years from date of manufacture. NOTE: Professional installation recommended. Dimensions for reference only. H&K P2000 and P2000SK. Front Blade Width, in. Front Blade Height, in. Overall Front Blade Height, in. Rear Notch Width, in. Rear Blade Height, in. Overall Rear Height, in. Our normal hours of operation are Monday through Friday 8am – 6pm CST. Gritr 7901 Boulevard 26, Suite 200 North Richland Hills, TX, 76180. We are open to the public. Dear Customer: After the Supreme Court’s ruling on South Dakota vs. Gritr is committed to compliance with these new regulations. If you have any questions about this new policy, please contact the Department of Revenue office in your state. We apologize for any inconvenience.