Always have a backup plan with Magpuls MBUS Pro Offset Sights. A 45 offset gives you a clear sight picture around your primary optics system. Steel construction with a Melonite QPQ finish handles all the abuse you can dish out, and the sights positive detented lockup in the deployed and stowed positions provides reliable accuracy. Toolless adjustment for easy zeroing. Low-profile footprint when retracted ensures they stay out of the way until needed. Mounts to standard Picatinny rails. Standard iron-sight height over bore when deployed for familiar bullet trajectory. Made in USA. Available: Front Offset Sight Front-post adjustment. 1.9L. Wt: 1.8 oz. Rear Offset Sight Windage adjustment. Dual apertures. 2L. Wt: 2 oz. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Color: Clear. Type: AR-15 Sights.