Starter East India 5.56x45 Assembled Upper Medium 16" Bbl W/Rail
$475.00 at Brownells
In stock
Best price
$479.99at Brownells
Out of stock Sale checked Oct 1, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells | $479.99Salechecked Oct 1, 2026 | Out of stock | Buy at Brownells |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Price history
Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $479.99 | $479.99 | $479.99 |
Since Sep 28, 2026.
About this part
The Brn-16a4 5.56x45 NATO 20" Bbl Upper Receiver is an AR-15 complete upper receiver from Brownells. One store lists it, Brownells at $479.99.
Fits and works with
- Caliber
- 5.56 / .223 · Shop matching ammo
- Bolt
- Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
- Barrel length
- 2E+1" · Handguards
Specifications
- Manufacturer
- Brownells
- Type
- Complete
- Platform
- AR-15
- Caliber
- 5.56 mm NATO
From the manufacturer
The BRN-16A4 features the correct components you're seeking in a M16A4 build. With the classic 20 inch Government profile 5.56x45mm NATO barrel, the BRN-16A4 has an instantly recognizable appearance. The 20 inch barrel has a chrome bore and chamber, with 1-7 twist, perfect for M855 62 grain or heavier bullets. The muzzle is capped by the great performing M16A2 flash hider. The "F" Marked front sight base has the correct A2 square post, bayonet lug, sling swivel and triangle handguard cap. USGI barrel nut will accept many off the shelf handguards, making the upper future proof for upgrades. The included M16A2 style handguards feature the standard heat shield and replicat Mfg: Brownells
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