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Wilson Combat
Overview
The Wilson Combat Billet Upper Receiver is a stripped component designed specifically for the AR-15 platform, crafted from billet aluminum for enhanced strength and a precise fit. It supports the 5.56 NATO caliber, making it suitable for a variety of applications while maintaining a sleek black finish. This upper receiver is commonly found in builds featuring a carbine gas system, which ensures reliable cycling and performance in a compact configuration.
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Wilson Combat AR-15 Billet Upper Receiver ranked #267 of the 615 upper receivers builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since January 2026. All time, it is the tenth most added upper receiver on the site. Builds with this upper receiver are nearly all chambered in 5.56 NATO, split between carbine-length (37%) and mid-length (31%) gas systems, and nearly all AR-15.
Updated · from real builds on GunPartPicker
We ranked every upper receiver by how often it shows up in real builds on GunPartPicker.
Read the guide: Most Popular AR-15 Upper Receivers →Check it against the live catalog:
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Aggregated and anonymized data showing how builders use this product
Builds in the community that include the Wilson Combat Ar-15 Billet Upper Receiver
| Build | Parts | Total |
|---|---|---|
 | 10 | $1237.13 |
 | 17 | $895.60 |
 | 27 | $2039.34 |
 | 14 | $3506.30 |
 | 29 | $2701.67 |
 | 10 | $951.10 |
 | 26 | $4359.44 |
 | 12 | $1769.92 |
 | 19 | $2314.67 |
| 26 | $1836.88 |
 | 22 | $1026.53 |
| 14 | $1157.70 |
1 global rating
Top reviews
Mated this Wilson billet upper to a Wilson billet lower, you can feel the precision when you pivot the takedown pin. No detent rattle in the receiver block. Forward assist function is positive. Type III anodize is consistent across the whole receiver.