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Questions & Answers
Is this for .308 or .223? Expert Answer

It is meant for a .223/5.56 upper receiver and will not work on a .308 upper.

by Armando R., Gear Expert, December 23, 2019
Customer Reviews
Most Recent Reviews Luth-AR upper receiver parts kit by danny, Verified Owner, June 22, 2024
Great upper receiver parts kit. Come with everything you need and easy to install. Affordable price also shipping was fast . A+
Most Recent Reviews Upper parts kit by Hunt M, Verified Owner, January 4, 2024
Standard Mil-spec upper parts, nothing fancy. Works well.
Most Recent Reviews Luth ar upper parts kit by Timothy Spory, Verified Owner, August 28, 2023
The kit is good quality and had all of the parts. The port door feels sturdy. Some port doors feel like they’ll bend if you push them too hard. I also ended up losing the roll pin but that was my own fault. I realize it is an extra cost but maybe inc...
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Most Recent Reviews It fits perfectly and for a great price! by Trapshooter, Verified Owner, November 10, 2021
I was looking for a upper parts kit for am assembly of a Aero Precision upper and this Luth-AR kit fitted perfectly on it. And I thanks to Opticsplanet for the relatively fast shipping in this time of delivery delays everywhere.
Read All 4 Reviews
Color: Black Finish: Anodized Condition: New

Code: 3FN-UPK-167LUTH-URPK-A3

MPN: URPK-A3

UPC: 859819007942

List: $29.99Save 43%
$16.99

Product Info for Luth-AR A3 Upper Receiver Parts Kit

A3 Upper Receiver Parts Kitimage

Contains:

Ejection Port Cover

Ejection Port Rod

Ejection Port C-Clip

Ejection Port Spring

Forward Assist Button

Forward Assist Spring

Forward Assist Pin

SKU: URPK-A3

Specifications for Luth-AR A3 Upper Receiver Parts Kit:

Manufacturer: Luth-AR
Color: Black
Finish: Anodized
Fabric/Material: Stainless Steel, Steel
Gun Make: AR Platform
Gun Model: AR-15
Weight: 1.6 oz
Condition: New

Features of Luth-AR A3 Upper Receiver Parts Kit:

  • Shipping Weight .5 lbs
  • Shipping Dimensions 4 x 3 x .5 in
  • Weight Ounce
  • 1.6
  • Weight lbs
  • .1
  • UPC Code
  • 859819007942

Package Contents:

  • Luth-AR A3 Upper Receiver Parts Kit
  • UR-02 Ejection Hinge Pin Snap Ring 1 ea.
  • UR-03 Ejection Port Cover Pin 1 ea.
  • UR-04 Ejection Port Cover 1 ea.
  • UR-05 Ejection Port Cover Spring 1 ea.
  • UR-06 Forward Assist Pin 1 ea.
  • UR-07 Forward Assist Spring 1 ea.
  • UR-08-RA Forward Assist Button 1 ea.

Luth-AR A3 Upper Receiver Parts Kit Orderable Models

List of Orderable Models

Luth-AR A3 Parts Kit - Upper Receiver, URPK-A3 , MPN: URPK-A3 , UPC: 859819007942 , Code: 3FN-UPK-167LUTH-URPK-A3
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