The Strike Industries PolyFlex Dust Cover for .223/5.56 offers a simple, quick and tool-less installation with its one-piece construction. Installs in literally seconds by just pushing it into place. With Strike Industries' "True Seal" design, the internal lip seals the port tighter than traditional dust covers. Unlike stamped steel dust covers, this PolyFelx DC is made of durable and lightweight polymer which makes it resistant to rust. If the time ever comes, knowing you can remove and quickly reinstall makes this an easy cost-effective choice.

Specifications and Features:
Made of Durable Lightweight Polymer
One Piece Construction
Quick and Tool-Less Installation
Rust Resistant
Seals Tighter than Traditional Dust Covers
Black

Compatibility: AR-15 Mil-Spec Upper Receivers

Not Compatible: Aero Precision M4E1 Upper Receiver

Note: This product is new and being closed out; sold "As Is" and is not returnable to Cheaper Than Dirt. Please contact the manufacturer for warranty and assistance.