Expo Arms AR-15 Upper Receiver Parts Kit

Manufactured by Expo Arms
3 Reviews


In Stock

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In Stock


The Expo Arms AR-15 Upper Receiver Parts Kit contains the small parts you need to assemble a MIL-SPEC stripped upper. Each kit contains a standard ejection port cover assembly and forward  assist assembly with appropriate pins and springs, and even features a spare C-clip. Proudly made in the U.S.A.

  • Forward Assist
  • Forward Assist Spring
  • Forward Assist Retaining Pin
  • Ejection Port Cover Door
  • Ejection Port Cover Pin
  • Ejection Port Cover Spring
  • Ejection Port Cover C-Clip


BrandExpo Arms
TypeUpper Parts Kit

Ratings & Reviews

3 reviews

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Decent quality, missing a part

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I didn’t have high expectations for this kit, it would have been five stars if it actually came with the roll pin.
<br>From PA: We sent a couple of roll pins out to you when we saw this. Sorry about that!

Excellent quality upper parts kit!

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As good a quality upper parts kit as I've used. All parts were a nice black coloring, solid, and excellent fit and function. Bonus c clip included.

Awesome service good kit

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Fast shipping got my parts within 4 days upon receiving the dust cover detente was bent I call customer service and they sent a whole new kit!!! very impressed with the service of the company