CMMG 9mm and 22LR Ejection Port Dust Cover Kit with Gas Deflector
or 4 interest-free payments of $4.25 with
6 Magazines Per Order: Due to extreme volume, we are limiting sales of magazines to 6 per customer order. This applies to individual and bundled magazines. AT3 reserves the right to cancel any order over the 6 magazine limit.
- Free standard shipping on orders $139+ details
- 90-day no-hassle returns policy
- Backed by the CMMG Warranty! what it covers
Frequently bought together
From orders that included this itemProduct description
Ideal Ejection Port Cover For 9mm and .22LR with Gas Deflector
The CMMG 9mm Ejection Port Dust Cover Kit is a drop-in replacement for your standard ejection port cover ideal for 9mm or .22LR builds. The kit comes with a steel cover, pin, spring, and polymer brass deflector
NOTE: The included deflector is intended to keep gas and residue out of the shooter’s face during operation. Keep in mind that using it as a brass deflector on anything larger than 9mm is not ideal and can result in damage.
Protects Your Skin & Clothes From Hot Brass
This Ejection Port Dust Cover Kit was designed to be the perfect way to make sure you have a high-quality addition to your build ideal for any shooters, beginners, or professionals.
This enhanced version is thinner and allows greater compatibility with multiple AR-15 upper receivers. The brass deflector redirects empty rounds to one place for easy pickup and also to protect your skin and clothes from hot, discharging brass.
Features:
- Long-lasting and reliable
- Steel construction
- Matte black finish
- Comes with a Deflector Delrin in Black Polymer
Inclusions:
- Ejection port
- Rod
- Delrin Brass Deflector
- Spring
Customer reviews 5
AT3 Tactical · Thank you for bringing this to our attention. We apologize for any inconvenience this may have caused you. We take all feedback seriously and will pass this along to our team for further review. We understand your frustration and want to ensure our customers have the best experience with our products. Please feel free to reach out to our customer service team for assistance with finding a better option.
AT3 Tactical · Thank you for leaving a review for our CMMG 9mm and 22LR Ejection Port Dust Cover Kit with Gas Deflector. We're glad to hear that it's been a great addition to your PCCs and has helped reduce gas to the face while using a suppressor. We appreciate your support and feedback. Happy shooting!
AT3 Tactical · So sorry to hear that the item did not meet your expectations, Sean. I sent you an email to resolve the issue.
AT3 Tactical · Thanks for sharing your feedback! We're glad you're satisfied with your purchase.
Questions & Answers
No questions yet. Ask about fit, install or compatibility and our team answers within a business day.
Warranty & returns
Backed by the CMMG Warranty!
CMMG Warranty
Seller warrants to Buyer that for a period of 6 months from the Delivery Date, all Goods will be:
- Free from any defects in workmanship, material, and design
- Conform to applicable specifications[, drawings, designs, samples and other requirements specified by Buyer]
- Fit for their intended purpose and operate as intended
- Merchantable
- Free and clear of all liens, security interests or other encumbrances
- Not infringe or misappropriate any third party’s patent or other intellectual property rights.
Inspection and Rejection of Nonconforming Goods
The Buyer has the right to inspect the Goods for a period of thirty (30) days after the Delivery Date. Buyer, at its sole option, may inspect all or a sample of the Goods and may reject all or any portion of the Goods if it determines the Goods are non-conforming or defective.
If Buyer rejects any portion of the Goods, Buyer has the right, effective upon written notice to Seller, to:
- Rescind the Order in its entirety
- Accept the Goods at a reasonably reduced price
- Reject the Goods and require replacement of the rejected Goods.
NOTES:
If Buyer requires replacement of the Goods, Seller shall, at its expense, promptly/within 30 days replace the nonconforming Goods and pay for all related expenses, including, but not limited to, transportation charges for the return of the defective goods and the delivery of replacement Goods.
If Seller fails to timely deliver replacement Goods, Buyer may replace them with goods from a third party and charge Seller the cost thereof and terminate this Order for cause pursuant to Section 20.
Any inspection or other action by Buyer under this Section shall not reduce or otherwise affect Seller’s obligations under the Order, and Buyer shall have the right to conduct further inspections after Seller has carried out its remedial actions.
Disclaimer: Manufacturer’s warranty is subject to change without prior notice.
90-day no-hassle returns
The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.
If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.















