Leupold Open Range Rimfire 11mm/3/8" 1pc Aluminum Scope Base 184809

Give your rimfire optic a rock-solid foundation with the Leupold Open Range Rimfire 11mm/3/8" 1pc Aluminum Scope Base, Part Number 184809. Built for shooters who demand dependable performance, this one-piece base is precision-machined from aircraft-grade aluminum to deliver the strength, alignment, and stability your optic needs shot after shot. Designed for 11mm/3/8" dovetail rails, it provides a secure fit that helps keep zero steady through repeated recoil and hard use.

Leupold builds its mounting systems to the same exacting standards as its optics, so you get a base that feels solid, installs cleanly, and performs with confidence in the field or at the range. The low-profile, single-piece design helps create a streamlined setup while keeping weight to a minimum at just 2.6 ounces. Ideal for rimfire rifles, this base is made in the USA and engineered for rugged reliability without unnecessary bulk.

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