C2 Folding Rear Sight
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Ultradyne
Overview
The Ultradyne C2 Folding Rear Sight is a compact solution designed for rear sight applications on your AR-15 build. Its folding mechanism allows for a low-profile option when not in use, ensuring that it doesn't interfere with optics or other accessories mounted on your rifle. Commonly found in builds where versatility and space-saving features are prioritized, this rear sight is ideal for those looking to maximize their setup without sacrificing sighting capabilities.
Specifications
Available Merchants(3)
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Price and stock
The Ultradyne C2 Folding Rear Sight was out of stock everywhere we track for all of August 2026, and today none of the 3 retailers we track has it in stock right now. Listed prices start at $73.29 at BattleHawk Armory for when it comes back.
Prices checked · refreshed daily across 35 retailers
Not sure which rear sight to pick?
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Read the guide: AR-15 Rear Sight Guide →Frequently Built With
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