Does the Yankee Hill Machine work with the Aero Precision 5.56 BCG W/C158 Bolt?
Yankee Hill Machine lower and Aero Precision bolt carrier group compatibility
Yes, they fit
The Yankee Hill Machine works with the Aero Precision 5.56 BCG W/C158 Bolt. Our compatibility rules found no conflict between them.
Checked by the same rules the AR builder runs on every part you add: caliber, frame size, receiver pattern, thread pitch and gas length.
Fit is judged from the specs retailers list, which can be missing or wrong. Confirm with the manufacturer before you buy, and have a qualified gunsmith check any build before you fire it.
Yankee Hill Machine vs Aero Precision 5.56 BCG W/C158: specs and prices
| Yankee Hill Machine | Aero Precision 5.56 BCG | |
|---|---|---|
| Best price | n/a | $148.99 at KY Gun Company |
| Stores | n/a | 0 of 6 in stock |
| Assembly | Parts Kit | n/a |
| Platform | AR-15 | n/a |
| Trigger Pin | .154 | n/a |
| Finish | Hardcoat Anodized | Black |
| Cartridge | n/a | 5.56 NATO |
| Weight | 2.2 | n/a |
Today's best prices and 90 day price history
Every store we track for each part, cheapest in stock first. Prices are checked through the day.
Price history, last 90 days
- Aero Precision 5.56 BCG W/C158 Bolt: lowest $131.53 on Jul 6, highest $149.99 on Jul 12 over the last 90 days.

