XS R3D 2.0 green tritium night sights for Glock 21 deliver reliable low-light aiming without batteries. Perfect for sporting, tactical, and home defense use.
The XS R3D 2.0 for Glock 21 green tritium sights represent precision night sight technology engineered for shooters who demand reliable aiming in darkness. These tritium-powered sights glow continuously without batteries or charging, ensuring performance across all lighting conditions.
Moreover, the R3D 2.0 features bright green tritium in both front and rear sight elements. Additionally, the green front outline provides fast target acquisition in daylight. Furthermore, this combination delivers dependable performance whether you’re shooting at the range or in low-light conditions.
Perfect Fit for Glock 21 Pistols
These night sights install directly on Glock 21 pistols with zero modifications required. The XS R3D 2.0 also fits Glock 20, 29, 30, 30S, 37, and 41 models seamlessly. Installation takes minutes with standard gunsmith tools or professional help.
Built for Performance and Durability
The R3D 2.0 sights suit sporting shooters, tactical professionals, and nighttime hunters equally well. Additionally, law enforcement and security personnel rely on XS Sights quality for mission-critical work. Therefore, these are ideal for anyone prioritizing low-light performance.
Finally, the durable construction withstands recoil and harsh handling without compromise. XS Sights maintains strict quality standards for every product manufactured. Your investment in the R3D 2.0 delivers years of reliable service and dependable low-light aiming.
Advanced Tritium Technology
Tritium maintains approximately 50% brightness after 12 years of continuous use. The sealed vials require no maintenance, no batteries, and no charging ever. This passive technology works constantly, making these sights perfect for home defense and sporting applications.
Available at Western Sport – Roanoke, TX
Western Sport is a licensed FFL/SOT dealer serving North Texas and the DFW area since 2007. We stock XS Sights products and provide expert guidance on night sight selection and installation. Contact us at 817-393-4000 to discuss your Glock 21 sighting needs.
Our team handles fast, professional transfers and answers all your technical questions before and after purchase. We’re conveniently located in Roanoke, Texas, ready to serve the surrounding North Texas region.
Why Buy from Western Sport?
Licensed FFL/SOT dealer with decades of firearms and optics expertise.
Personalized guidance to match the right sights to your specific needs.
Competitive pricing ensures you get premium XS Sights products at fair market value.
Knowledgeable staff answers technical questions before and after your purchase.
Reliable after-sale support and professional service in North Texas.
Frequently Asked Questions
Q: Will the XS R3D 2.0 sights fit my Glock 21 without gunsmithing?
A: Yes, the R3D 2.0 installs directly into standard Glock 21 dovetail slots. No gunsmithing or frame modifications are necessary for proper installation.
Q: How long do XS tritium sights stay bright?
A: Tritium maintains approximately 50% brightness after 12 years of use. The sealed vials require no maintenance or batteries ever.
Q: Can Western Sport handle my Glock 21 sight installation in North Texas?
A: Yes, our licensed FFL team in Roanoke, TX can install or service your XS R3D 2.0 sights. Call 817-393-4000 to schedule your installation appointment.
Q: What’s the best use case for these green tritium sights?
A: The R3D 2.0 excels in home defense, sporting range sessions, and low-light training scenarios. Green tritium provides superior contrast for faster target acquisition in darkness.
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