Samson fixed sights are the most robust fixed combat sights on the market. Accepts all aftermarket rear aperture replacements with Mil-spec dimensions. It is not intended for lower height gas block rails. The durable construction and solid mounting system guarantees you to stay on zero.
Samson Manufacturing Corp. Fixed Rear Sight, Fits Picatinny, Black, Standard Dual Aperture, 6061 Aluminum, Mil-Spec Hardcoat Anodized for Durability FXR-A2
