FAB Defense RBS AR-15 Iron Sight Rear Flip Up - FX-RBS
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FAB Defense
Overview
The FAB Defense RBS AR-15 Iron Sight is a rear flip-up sight designed to provide quick target acquisition while maintaining a low profile when not in use. Constructed from durable polymer, this folding sight allows you to easily deploy it when needed, ensuring reliability in various shooting conditions. This rear sight is often found in tactical and sport shooting builds, where a lightweight and compact sighting system is essential.
Specifications
Available Merchants(4)
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Price Alert
Price and stock
The FAB Defense RBS AR-15 Iron Sight Rear Flip Up - FX-RBS was out of stock everywhere we track for all of September 2026, and today 3 of the 4 retailers we track have it in stock. Buying today, the lowest price is $55.20 at Classic Firearms.
Prices checked · refreshed daily across 37 retailers
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