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Questions & Answers
Does this not fit the Aero Precision M4E1 uppers? Expert Answer

Strike Industries specifically states: "Will not properly fit with Aero Precision M4E1 upper receivers"

by Armando R., Gear Expert, March 12, 2020
Will this work with a Lantac e-bcg? Expert Answer

Yes, the BCG will not interfere with the dust cover.

by Ben, Gear Expert, June 11, 2021
Customer Reviews
Helpful Positive Review Only needs a little tweaking.... by Rick, Verified Owner, August 8, 2024
This dust cover looks great, very easy to install and with a bit of adjusting (which I am glad it has that ability) it works just fine. It doesn't fit and operate as perfectly as a metal mil-spec (or maybe even another metal/billet material) type pro...
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1/1 found this helpful
Helpful Positive Review My first SI product, after having avoided them religiously... by Lazarus, Verified Owner, December 3, 2023
Have to admit, I don't review a product unless I find it exceptional, or lacking. I had to give this product its due. Had a change of heart on the color scheme on my Fostech UL build (FDE to black). Originally had the Magpul FDE drop in cover in pla...
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1/1 found this helpful
Helpful Positive Review Fits Aero Precision M4E1 Threaded Upper perfectly by James W, Verified Owner, December 13, 2020
I ordered the SI FDE Flag Enhanced Ultimate Dust Cover along with other upper parts for my Aero Precision M4E1 upper and lower without reading the compatibility statement. While waiting for the order to arrive, I saw the expert's answer that the cove...
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10/10 found this helpful
Helpful Positive Review Love it, but... by Guru, September 3, 2023
It works good for looking cool. It's light weight and installs super fast. If you're running a dual mag setup with Magpul Mag-Links, they will not clear with this dust cover. I do like it tho. It's was pretty cheap so the price was right.
2/2 found this helpful
Helpful Positive Review Works as advertised by Drew, Verified Owner, January 28, 2023
I installed this on a standard aero upper and it worked perfectly. Easy install and removal. It closed the first time with no adjustments necessary. It looks great and feels sturdy. Overall I’m very pleased with the fit, finish and ease of installati...
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1/1 found this helpful
Helpful Positive Review great dust cover by AF, Verified Owner, April 21, 2023
Great dust cover! This is my go to dust cover. Won't cause markings on lower because its polymer. Super easy to install and it works on all type of uppers unlike the magpul dust cover. Magpul dust cover is similar design but due to its thickness it m...
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1/1 found this helpful
Read All 210 Reviews
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Product Info for Strike Industries Enhanced Ultimate Dust Cover for AR

Protect the internal workings of your firearm by installing this premium Strike Industries AR Enhanced Ultimate Dust Cover. These AR15 Upper Parts from Strike Industries are crafted from a durable yet lightweight polymer that clocks in at only 0.3oz. You can fully rely on this Strike Industries AR Enhanced Ultimate Upper Dust Cover since it will never fade, corrode, rust, deform, or bend out of shape - ensuring a long service life. Strike Industries know you're itching to get back to the range which is why you can install this one in literally 5-10 seconds after removing the stock cover. With the patent pending "True Seal" lip, the port is sealed significantly tighter than competing covers. Keep debris out and your shots on target with the Strike Industries AR Enhanced Ultimate Dust Cover 223.image

WARNING: California`s Proposition 65

Specifications for Strike Industries Enhanced Ultimate Dust Cover for AR:

Manufacturer: Strike Industries
Gun Model: AR-15
Fabric/Material: High Density Polymer
Condition: New

Features of Strike Industries Enhanced Ultimate Dust Cover for AR

  • Springloaded internal detent rod for easy installation and takedown.
  • Constructed with lightweight durable polymer material weighing in at only .3oz!!!
  • Cutout window for easy disassembly on any AR15 receiver!
  • Will never corrode rust or fade
  • Will never deform or get bent out of shape
  • Comes in a variety of designs
  • "True Seal" internal lip that seals the port tighter than traditional dust cover designs.
  • Builtin adjustable detent set screw to compensate for wear on the receiver.

Package Contents:

  • Strike Industries Enhanced Ultimate Dust Cover for AR
  • 1x Dust Cover
  • 1x Spring
  • 1x Pin

Strike Industries Enhanced Ultimate Dust Cover for AR Orderable Models

List of Orderable Models

Strike Industries AR Enhanced Ultimate Dust Cover Standart for .223, Black, One Size, SI-AR-UDC-E-01-223-BK , MPN: SI-AR-UDC-E-01-223-BK , UPC: 700598350548 , Code: 3Q-EPC-QP1-SI-AR-UDC-E-01-223-BK
Strike Industries AR Ultimate Dust Cover with Flag Design, Black, One Size, SI-AR-UDC-E-FLAG-223-BK , MPN: SI-AR-UDC-E-FLAG-223-BK , UPC: 708747545678 , Code: 3Q-EPC-QP1-SI-AR-UDC-E-FLAG-223-BK
Strike Industries AR Enhanced Ultimate Dust Cover Capsule for .223, Black, One Size, SI-AR-UDC-E-03-223-BK , MPN: SI-AR-UDC-E-03-223-BK , UPC: 700598350586 , Code: 3Q-EPC-QP1-SI-AR-UDC-E-03-223-BK
Strike Industries AR Enhanced Ultimate Dust Cover Standart for .223, FDE, One Size, SI-AR-UDC-E-01-223-FDE , MPN: SI-AR-UDC-E-01-223-FDE , UPC: 700598350555 , Code: 3Q-EPC-QP1-SI-AR-UDC-E-01-223-FDE
Strike Industries AR Ultimate Dust Cover with Flag Design, FDE, One Size, SI-AR-UDC-E-FLAG-223-FDE , MPN: SI-AR-UDC-E-FLAG-223-FDE , UPC: 708747545685 , Code: 3Q-EPC-QP1-SI-AR-UDC-E-FLAG-223-FDE
Strike Industries AR Enhanced Ultimate Dust Cover Capsule for .223, FDE, One Size, SI-AR-UDC-E-03-223-FDE , MPN: SI-AR-UDC-E-03-223-FDE , UPC: 700598350593 , Code: 3Q-EPC-QP1-SI-AR-UDC-E-03-223-FDE

Strike Industries Enhanced Ultimate Dust Cover for AR Unavailable & Discontinued Models

List of Unorderable Models

Strike Industries AR Enhanced Ultimate Dust Cover D.T.O.M.-223 FDE AR-UDC-E-04-223 FDE , MPN: AR-UDC-E-04-223 FDE , UPC: 700598350616 , Code: 3Q-EPC-QP1-AR-UDC-E-04-223-FDE
Strike Industries AR Enhanced Ultimate Dust Cover D.T.O.M.-223 BK AR-UDC-E-04-223 BK , MPN: AR-UDC-E-04-223 BK , UPC: 700598350609 , Code: 3Q-EPC-QP1-AR-UDC-E-04-223-BK
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