.auto-style1 { font-family: "Times New Roman"; font-size: 12pt; color: #000000; } Sight can be moved or taken off without permanent modification to the firearm. A stainless-steel cross-locking system ensures sights remain upright and zeroed under extreme combat conditions. A push of a button folds the sights securely out of the way until you need them again. Technical Specifications Machined from hardened Aircraft Aluminum with stainless steel components and finished in MIL-SPEC hardcoat anodizing. Each click adjusts .50 MOA. Quick install, easy adjustment Low Profile Design Made in the U.S.A.