XS Sights AR20016 AR-15 A2 Tritium Front Sight .278″ Post

Description

The XS Tritium Stripe front sight is a direct-fit AR-15 A2-style front sight that combines a vertical tritium vial with a white outline for improved visibility in varied lighting. It is precision machined from stress-proof stainless steel and features a square top post measuring 0.105″ wide. The sight is designed to fit AR front sight housings with detents at 3, 6, or 9 o’clock and is made in the USA.

Key Specifications

• The sight fits AR front sight housings with detents at 3, 6, or 9 o’clock.
• The elevation adjustment produces a 5″ (5 MOA) shift per full rotation at 100 yards.
• The front post measures a 0.105″ square.
• The post height is 0.278 inches.
• The front color/illumination is White/Green tritium with a white outline.
• The frame finish is black.
• The manufacturer’s material listing indicates stainless steel construction.
• The luminous element for low-light use is tritium.
• Manufacturer notes that it is made in the USA.

The XS Tritium Stripe front sight provides a practical, no-nonsense upgrade for AR-15 owners who require reliable front sight visibility in low-light and daylight conditions. Its tritium vial and high-contrast outline simplify target acquisition while the machined steel construction offers durable, consistent performance for range use and field applications.