Strike Industries AR-15/M16 Ultimate Dust Cover 3.46in

The Strike Industries Ultimate Dust Cover is a replacement ejection-port cover for AR-15/M16/M4-style uppers designed to protect the action from debris when the rifle is not in use. It uses a polymer construction and an adjustable detent set screw to compensate for receiver wear and to vary opening force. The unit ships with the dust cover, its spring and retaining pin and is reported compatible with .223/5.56 platforms and many billet upper receivers.

Key Specifications

• The product type is a Dust Cover designed for AR-platform uppers.
• Compatibility is listed as AR-15/M16/M4 (.223/5.56).
• The material is specified as Polymer for the cover body.
• The finish is described as Black.
• The dimension is listed as 3.46 inches.
• The design includes an adjustable detent set screw to compensate for receiver wear.
• The package includes dust cover, spring and pin.
• This cover is noted to fit billet uppers in addition to standard receivers.

Solidly built and purpose-driven, the Strike Industries Ultimate Dust Cover offers a practical upgrade for AR owners looking to maintain a cleaner action and tailor opening tension as wear occurs. Its polymer construction and included hardware make installation straightforward while the adjustable detent provides user-configurable performance to suit common AR-platform builds.