XS Sights R3D 2.0 Tritium Night Sights for Glock 21 Green Outline GL-R202P-6G

Product Description

XS Sights R3D 2.0 night sights deliver a brighter, tougher sighting system engineered for fast target acquisition in both bright and low light. This second-generation set installs with 50% less force than the original design and features a serrated, blacked-out rear sight paired with a dual-illuminated tritium photoluminescent front sight. The high-contrast green glow dot drives focus downrange, while the durable Black Nitride finish is built for years of everyday carry. Designed to fit Glock 21 pistols.

Product Highlights

• Dual-illuminated tritium front sight with photoluminescent green glow dot for rapid sight acquisition
• Blacked-out, serrated rear sight reduces glare and increases contrast with the front
• Black Nitride surface finish for enhanced wear and corrosion resistance
• Rear sight ledge enables one-handed slide manipulations
• DIYer-rated installation requiring approximately 50% less force than prior generation

Specs

• Compatibility: Glock 21
• Sight Type: Tritium night sights (front and rear)
• Front Outline Color: Green
• Finish: Black Nitride
• Construction: CNC machined steel
• Brand: XS Sights
• MPN: GL-R202P-6G
• UPC: 647533003810