This is a replacement rear sight for those Smith & Wesson K ,L, N and X-frame revolvers that were factory drilled and tapped for a scope base. It is fully adjustable for windage and elevation with hardened “click” screws.

Features:

• Works with the factory front sight.
• Fits the existing slot without milling work.
• Machined from solid steel using state-of-the-art cnc milling.
• Allen wrench and adjustment screw driver included in the package.