Compared on builder picks, today's prices and specs.
Our pick: the builders' favorite

Builders pick it 1.7 to 1 over the Aero Precision M4E1 Stripped.
$79.99at Palmetto State Armory, in stock
Builders pick the PSA "Stealth" Stripped 1.7 to 1 over the Aero Precision M4E1 Stripped. It is in 3.4% of GunPartPicker builds that have a lower receiver, against 2.1% for the Aero Precision M4E1 Stripped. It is in stock today from $79.99 at Palmetto State Armory; the Aero Precision M4E1 Stripped is not.
Builders paid a median $79.99 for it when they added it, against $100.76 for the Aero Precision M4E1 Stripped. It is most often built with the PSA Built Stealth Upper Receiver and the FN America FN Barrel 16 Mid-Length.
Builders pick the PSA "Stealth" Stripped 1.7 to 1.
Shares come from GunPartPicker's build data: real parts lists people put together while planning a purchase, not sales. Slot share is the share of builds with a lower receiver that chose this one. Median paid is the price shown when builders picked it, not today's price; the table below has today's prices.
| Spec | ![]() | ![]() |
|---|---|---|
| Lowest in stock | Out of stock | $79.99Palmetto State Armory |
| Stores in stock | None today | 1 |
| Assembly | Stripped | Stripped |
| Platform | AR-15 | AR-15 |
| Trigger Pin | .154 | Not listed |
| Finish | Hardcoat Anodized | Not listed |
| Color | Black | Not listed |
| Weight | 8.6 | Not listed |
| Actions |
Every store we track for each part, cheapest in stock first. Prices are checked through the day.