Does the CMMG Banshee MK4 Upper Group .300BLK work with the Rosco Manufacturing Bloodline?
Upper Receiver
CMMG Banshee MK4 Upper Group .300BLK 12.5"
from $665.23
Bolt Carrier Group
Rosco Manufacturing Bloodline SP-BL-82-300-BCG-GTP Carbine
from $325.30
CMMG upper and Rosco Manufacturing bolt carrier group compatibility
Yes, they fit
The CMMG Banshee MK4 Upper Group .300BLK 12.5" works with the Rosco Manufacturing Bloodline. 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.
CMMG Banshee MK4 Upper Group vs Rosco Manufacturing Bloodline: specs and prices
| CMMG Banshee MK4 Upper Group | Rosco Manufacturing | |
|---|---|---|
| Best price | $665.23 at BattleHawk Armory | $325.30 at Classic Firearms |
| Stores | 0 of 2 in stock | 1 of 1 in stock |
| Assembly | Complete | n/a |
| Platform | AR-15 | n/a |
| Caliber | 300 Blackout | n/a |
| Receiver Type | M4 | n/a |
| Length | 12.5 | n/a |
| Cartridge | n/a | 300 Blackout |
| Style | n/a | Billet |
| Finish | n/a | Nitride |
Both for $990.53 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
- CMMG Banshee MK4 Upper Group .300BLK: lowest $665.23 on Jul 5, highest $665.23 on Jul 5 over the last 90 days.
- Rosco Manufacturing Bloodline: lowest $325.30 on Jul 12, highest $325.30 on Jul 12 over the last 90 days.