Does the Knights Armament Company SR-30 IWS .300 work with the Rosco Manufacturing Bloodline?
Lower Receiver
Knights Armament Company SR-30 IWS .300
from $1007.28
Bolt Carrier Group
Rosco Manufacturing Bloodline 5.56/300BLK
from $120.60
Knights Armament lower and Rosco Manufacturing bolt carrier group compatibility
Yes, they fit
The Knights Armament Company SR-30 IWS .300 works with the Rosco Manufacturing Bloodline 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.
Knights Armament Company SR-30 vs Rosco Manufacturing Bloodline: specs and prices
| Knights Armament Company | Rosco Manufacturing | |
|---|---|---|
| Best price | $1007.28 at BattleHawk Armory | $131.40 at Primary Arms |
| Stores | 0 of 3 in stock | 2 of 8 in stock |
| Assembly | Complete | n/a |
| Platform | AR-15 | n/a |
| Caliber | 300 Blackout | n/a |
| Color | Black | n/a |
| Cartridge | n/a | 5.56 NATO |
| Style | n/a | M16 Bolt Carrier |
| Finish | n/a | Nitride |
Both for $1138.68 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.
Knights Armament Company SR-30 IWS .300
Price history, last 90 days
- Knights Armament Company SR-30 IWS .300: lowest $1007.28 on Jul 5, highest $1099.99 on Jul 6 over the last 90 days.
- Rosco Manufacturing Bloodline: lowest $120.60 on Aug 29, highest $164.49 on Sep 21 over the last 90 days.