Yankee Hill Machine AR-15 Semi-Automatic Upper Receiver Assembly 5.56 NATO with 16 Inch Barrel
Updated July 20, 2026
| Lot number | 116 |
| Estimate | $250 - $450 |
| Opening bid | $10 |
| Category | Electronics & Gaming |
| Auction | Gun Collectors Dream Auction #87 General Gun Auction |
| Date | September 20, 2026 at 9:00 AM CDT |
| Auction house | Brand Used Works |
| Location | Henderson, Texas |
This AR-15 pattern upper receiver assembly is chambered in 5.56 NATO and configured for use with semi-automatic ...
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