Meprolight Mepro R4E for Sig Sauer P220, P226

• Five-element sight picture: The R4E layout uses three vertical features and two horizontal reference lines to create a fast, easy-to-center sight picture that helps the eye align the pistol more quickly under stress.
• Self-illuminated tritium: Tritium inserts in both front and rear sights stay visible in low light and darkness without batteries, so the pistol remains ready around the clock with no switches or charging routine.
• Steel construction: A steel sight body gives the set the durability needed for daily carry, duty use, and repeated slide manipulation while maintaining a solid fixed-sight setup.
• Fixed defensive configuration: The fixed front and rear arrangement keeps the system simple and robust, making it well suited to service pistols where reliability and a consistent point of aim matter more than adjustment features.
• Sig Sauer P220/P226 fit: Built for Sig Sauer P220 and P226 pistols, this version gives owners of these full-size handguns a purpose-built night-sight upgrade for defensive or professional use.

About the Meprolight R4E Series

The Meprolight R4E series is an optimized-duty branch of Meprolight’s TRU-DOT pistol-sight range, developed for defensive handguns, service pistols, and concealed-carry use where rapid alignment matters as much as low-light visibility. Introduced in 2015, the series stands out from conventional three-dot night sights by using five alignment elements: three vertical references and two horizontal lines that guide the eye into a more centered sight picture.

Across the family, tritium illumination in both front and rear sights provides constant visibility without batteries, making the sights usable in daylight, transitional light, and darkness. The series is offered with green or orange tritium illumination, allowing shooters to choose the presentation they prefer for faster front-sight pickup. Meprolight positions the R4E as a practical duty-style design rather than a target sight, so the emphasis is on instinctive alignment, durability, and dependable operation. Steel construction supports hard use on working pistols, while the distinctive sight picture gives the series its identity within the Meprolight handgun-sight lineup.

About the Meprolight Mepro R4E for Sig Sauer P220, P226

The Meprolight Mepro R4E for Sig Sauer P220, P226 is a dedicated handgun night-sight set for two established full-size Sig Sauer service-pistol platforms. On pistols often chosen for duty, home defense, or range training, the R4E concept focuses on making the sight picture easier to read quickly when time is limited. Its defining feature is the five-element arrangement, which combines a square rear notch with additional reference geometry so the shooter can level and center the front sight with less visual hesitation than with a basic notch-and-post layout.

The sight set is self-illuminated with green tritium, so it remains visible in darkness and low ambient light without relying on batteries or external charging. That matters on a defensive pistol because the sight picture stays available at any hour, while the fixed design avoids extra controls or moving parts. Meprolight also uses steel construction, which suits slide-mounted use on pistols that may see frequent holstering, recoil, and hard handling. The fixed adjustment layout keeps the setup straightforward and durable, favoring consistency over user-adjustable complexity. For shooters carrying or training with a P220 or P226, this model delivers a robust night-sight upgrade built around fast alignment, constant readiness, and a sight picture designed for practical shooting rather than bench-style precision.

About Meprolight

Meprolight was founded in 1990 as a supplier of sights and battle optics to the Israel Defense Forces. Based in Or Akiva, Israel, and operating as a division of SK Group, the company develops and manufactures optical and electro-optical sighting systems for professional and civilian use. Its product range covers tritium night sights, reflex optics, conventional sights, magnified optics, night-vision systems, and thermal devices.

The company’s experience spans sighting systems for pistols, rifles, shotguns, and carbines, with products supplied to military, law-enforcement, and civilian markets. That background is especially relevant in handgun sights, where Meprolight has built its reputation around durable steel construction, self-illuminated tritium designs, and sight pictures intended for fast practical use rather than purely target-oriented shooting.

Main Features

• Manufacturer: Meprolight
• Series: Meprolight R4E
• Country of origin: Israel
• Sight type: Tritium Night Sights
• Illumination: Self illuminated
• Sight adjustment: Fixed
• Sight color: Green
• Rear sight: Square
• Material: Steel
• Weight: 100.00 g
• Color: Black

Warranty

12 years. Meprolight states a 12-year warranty period for the tritium illumination on the R4E series, matching this sight set’s long-term low-light role.