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Aero Precision AR-15 Upper Parts Kit – Forward Assist & Dust Cover

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90 Day No-Hassle Returns We Pay Return Shipping

We have a 90-day no-hassle return policy. We pay return shipping.

If you need to request a return, contact us at support@at3tactical.com and we will send you a return label

After 90 days, defective items will still be covered under the manufacturer’s warranty, where applicable.

Please refer to the product listing for warranty details. If you have specific warranty questions, contact us at support@at3tactical.com. We may direct you to pursue your warranty claim directly with the manufacturer.

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If you’re dissatisfied with your purchase, in any way, please contact us at support@at3tactical.com – we will do our best to make it right.

Fast & Free Shipping On orders over $50

You will receive fast, free shipping for all orders over $50

Shipping cost is $7.99 for orders under $50. We ship with UPS or USPS, depending on the item.

Most orders received by 1pm CST ship the same day

You will receive an email with tracking information at the time of shipment. To expedite shipping, we may ship your order from multiple warehouses. Orders placed on weekends, holidays, or after 1pm will ship the following business day.

Complete Upper Parts Kit – All Necessary Parts Included

This upper parts kit includes the parts you need to assemble a stripped AR15 Upper Receiver.


  • Forward Assist Assembly
  • Forward Assist Spring
  • Forward Assist Roll Pin
  • Ejection Port Cover Door
  • Ejection Port Cover Rod with c-clip
  • Ejection Port Cover Spring


  • PLATFORM: AR15/Multi Platform
  • WEIGHT: 1.5 oz

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    Customer Reviews

    Based on 8 reviews
    Aero Upper Kit

    Its an Aero Precision product, great quality! As always AT3 delivered a good product in a timely manner.

    Thanks for sharing your feedback, Ryan. We're glad you're satisfied with your purchase. Cheers!
    It’s aero

    Fit and finish is flawless. Matches up to my PSA lower beautifully. At the $64 price point you can’t go wrong.

    Thanks for sharing your feedback, Colin. We're glad you're satisfied with your purchase. Cheers!
    Convenient parts kit

    Convenient and affordable parts kit that fits as it's intended on my Aero upper. Nothing fancy or flashy, just milspec parts that work.

    Thanks for sharing your feedback, Corey. We're glad you're satisfied with your purchase. Cheers!
    Aero Precision AR15 Upper parts kit

    Installed on a 5D Tactical stripped under like it was made for it. The anodizing matches beautifully.
    I will be back to AT3 soon.

    Thanks for sharing your feedback, David. We're glad you're satisfied with your purchase. Cheers!
    Customer for life

    Quality parts, fast shipping.

    Thanks for sharing your feedback! We're glad you're satisfied with your purchase. Cheers!