Buy from Amazon.com : http://fave.co/1GctfTL <br /><br />SureFire DD-RTS-TRITIUM Rapid Transition Sights with Tritium<br /><br />Product Description : <br />Rapid Transition Sight with Tritium Night Sight <br />Machined from lightweight extremely durable 7075 aluminum Mil-Spec hard anodized <br />Same height above bore as standard-issue M4M16A4 sights <br />12 MOA elevation and windage adjustments <br />Low-profile sights extend only 2 above top rail dont interfere with primary optics or military IR illuminatorlaser sight
