Does the Knights Armament Sr-15 Iws work with the Knights Armament SR-15 KS-1 5.56 NATO?
Lower Receiver
Knights Armament Sr-15 Iws
from $959.31
Upper Receiver
Knights Armament SR-15 KS-1 5.56 NATO 13.7" BBL Assembled
from $1983.60
Knights Armament lower and Knights Armament upper compatibility
Yes, they fit
The Knights Armament Sr-15 Iws works with the Knights Armament SR-15 KS-1 5.56 NATO 13.7" BBL. 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 Sr-15 Iws vs Knights Armament SR-15 KS-1: specs and prices
| Knights Armament Sr-15 Iws | Knights Armament SR-15 KS-1 | |
|---|---|---|
| Best price | $959.31 at BattleHawk Armory | $1983.60 at Brownells |
| Stores | 0 of 3 in stock | 0 of 2 in stock |
| Assembly | Complete | Stripped |
| Platform | AR-15 | AR-15 |
| Caliber | 5.56 NATO | 5.56 NATO |
| Trigger Pin | .154 | n/a |
| Finish | Hardcoat Anodized | n/a |
| Color | Black | n/a |
| Receiver Type | n/a | A4 |
| Length | n/a | 13.7 |
Both for $2942.91 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
- Knights Armament Sr-15 Iws: lowest $1099.99 on Jul 6, highest $1249.99 on Jul 5 over the last 90 days.
- Knights Armament SR-15 KS-1 5.56 NATO: lowest $1983.60 on Jul 6, highest $1983.60 on Jul 6 over the last 90 days.