Hi-Viz ARN21 Folding AR-15 Back-Up Sight Set

The Hi-Viz ARN21 is a folding back-up sight set for AR-15 platforms. It combines a vertical tritium front sight post with a dual-aperture rear sight and fits 1913 Picatinny rails.

Designed for users who want a compact, adjustable back-up sighting option, the set provides elevation and windage adjustments while folding when not in use.

Key Specifications

• The sight set is designed for AR-15 platforms.
• The mounting interface fits a 1913 Picatinny rail.
• The set includes a vertical tritium front sight post.
• The rear sight uses a dual-aperture design.
• The rear sight provides elevation and windage adjustments.
• The configuration is a folding front and rear back-up sight set.
• The listed color is red/green.
• The listed dimensions are 1.35 x 3.85 x 6.60.
• The listed height is 1.3500.
• The listed width and length are 3.8500 and 6.6000, respectively.

With a folding design, rail compatibility, and adjustable front and rear sighting components, the Hi-Viz ARN21 provides a practical back-up sight configuration for an AR-15 setup.