Scalarworks PEAK Fixed Front Sight World’s finest fixed iron sights; designed for discerning shooters who want the familiarity of classic AR-15 fixed iron sights while demanding modern features and world-class build quality Peak Sights have a streamlined profile free of protruding levers and knobs that won’t rap your knuckles, or get caught on clothing, gear, and surroundings. Meticulously machined to be the lightest fixed iron sights in existence, without compromising an ounce of strength. Every major component is custom designed with meaningful improvements to function, and precision CNC machined to the highest standards of fit and finish. Features 7075-T6 aluminum with MIL-A-8625 Type III hardcoat anodizing and black nitrided 4140H steel Height over rail: 1.42″ @ center of elevation range Click value: 0.5 moa @ 15″ sight radius Adjustment range: 47.2 moa elevation / 57.6 moa windage @ 15″ sight radius Flip apertures (rear sight): 0.07″/0.20″) diameter – same-plane Sight post: 0.053″ width – non-rotating Weight: 0.94oz SW1010 / 1.35oz SW1020 Lifetime warranty