Does the Centurion Arms CM4 5.56 Forged work with the Primary Weapons Systems MK116 Mod 1-M?
Lower Receiver
Centurion Arms CM4 5.56 Forged
from $128.25
Upper Receiver
Primary Weapons Systems MK116 Mod 1-M 16.10" Upper .223
from $1049.95
Centurion Arms lower and Primary Weapon Systems upper compatibility
Yes, they fit
The Centurion Arms CM4 5.56 Forged works with the Primary Weapons Systems MK116 Mod 1-M 16.10". 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.
Centurion Arms CM4 5.56 Forged vs Primary Weapons Systems MK116: specs and prices
| Centurion Arms CM4 5.56 | Primary Weapons Systems | |
|---|---|---|
| Best price | $128.25 at Primary Arms | $1129.95 at Brownells |
| Stores | 1 of 1 in stock | 4 of 5 in stock |
| Assembly | Stripped | Complete |
| Platform | AR-15 | AR-15 |
| Caliber | 5.56 NATO | 5.56 NATO |
| Trigger Pin | .154 | n/a |
| Finish | Hardcoat Anodized | n/a |
| Gas System Length | n/a | Mid-Length |
| Length | n/a | 16.1 |
Both for $1258.20 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.
Price history, last 90 days
- Centurion Arms CM4 5.56 Forged: lowest $128.25 on Jul 7, highest $128.25 on Jul 7 over the last 90 days.
- Primary Weapons Systems MK116 Mod 1-M: lowest $1049.95 on Jul 6, highest $1209.99 on Sep 26 over the last 90 days.