Does the Aero Precision M4E1 Threaded Upper work with the Rosco Manufacturing 5.56/300BLK?
Upper Receiver
Aero Precision M4E1 Threaded Upper
from $564.99
Bolt Carrier Group
Rosco Manufacturing 5.56/300BLK
from $144.00
upper and Rosco Manufacturing bolt carrier group compatibility
Yes, they fit
The Aero Precision M4E1 Threaded Upper works with the Rosco Manufacturing 5.56/300BLK. 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.
Aero Precision M4E1 Threaded vs Rosco Manufacturing: specs and prices
| Aero Precision M4E1 Threaded | Rosco Manufacturing | |
|---|---|---|
| Best price | $564.99 at AR15 Discounts | $159.00 at BattleHawk Armory |
| Stores | 0 of 3 in stock | 4 of 5 in stock |
| Assembly | Complete | n/a |
| Platform | AR-15 | n/a |
| Gas System Length | Carbine | n/a |
| Caliber | 300 Blackout | n/a |
| Receiver Type | M4E1 | n/a |
| Length | 16 | n/a |
| Cartridge | n/a | 5.56 NATO |
| Finish | n/a | Phosphate |
Both for $723.99 at today's best prices.
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.
Aero Precision M4E1 Threaded Upper
Price history, last 90 days
- Aero Precision M4E1 Threaded Upper: lowest $534.40 on Aug 20, highest $594.99 on Aug 10 over the last 90 days.
- Rosco Manufacturing 5.56/300BLK: lowest $144.00 on Jul 5, highest $174.99 on Sep 9 over the last 90 days.