The Williams Fire Sight Set for the Ruger Mark II, III, and IV 22/45 Lite (brand part no. 633505) is built specifically for the lightweight polymer-grip variant of Ruger’s popular rimfire pistol line. This steel front-and-rear set gives 22/45 Lite owners a click-adjustable upgrade over the factory sights. The set installs on the factory dovetail and is purpose-fit to the 22/45 Lite frame profile, making it a direct swap for target shooters and plinkers alike. A crisper, more visible sight picture helps tighten groups whether you are working on fundamentals or shooting for score.

Key Specifications

• Built from steel for a durable, long-wearing sight set.
• Fits the Ruger Mark II/III/IV 22/45 Lite pistol frame specifically.
• Rear sight is click-adjustable for windage and elevation.
• Includes the dovetail base required for front sight mounting.
• Sold as a complete front and rear sight pair.

Frequently Asked Questions

Does this fit the standard Mark IV, not just the 22/45 Lite? This set is fit specifically to the 22/45 Lite frame; verify your model before ordering.

Is the rear sight adjustable? Yes, it offers click adjustment for windage and elevation.

What is included in the box? A front sight, rear sight, and the dovetail base needed to mount it.

Buy the Williams Fire Sight Set for Ruger Mark II/III/IV 22/45 Lite

Give your 22/45 Lite a sharper, more adjustable sight picture with this purpose-fit steel set. Shop the full Williams Gun Sight catalog of gun sights and get fast shipping straight from our Lubbock, Texas gun shop.