Does the Spike's Tactical STLS018 Spider work with the Aero Precision M4E1 Threaded 11.5" 5.56?
Lower Receiver
Spike's Tactical STLS018 Spider Fire/Safe Stripped Lower 223
from $107.10
Upper Receiver
Aero Precision M4E1 Threaded 11.5" 5.56 Carbine Upper
from $28.39
Spike's Tactical lower and Aero Precision upper compatibility
Yes, they fit
The Spike's Tactical STLS018 Spider Fire/Safe works with the Aero Precision M4E1 Threaded 11.5" 5.56 Carbine. 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.
Spike's Tactical STLS018 vs Aero Precision M4E1 Threaded: specs and prices
| Spike's Tactical STLS018 | Aero Precision M4E1 Threaded | |
|---|---|---|
| Best price | $107.10 at AR15 Discounts | $28.39 at Sportsmans Outdoor Superstore |
| Stores | 0 of 1 in stock | 0 of 3 in stock |
| Assembly | Stripped | Complete |
| Platform | AR-15 | AR-15 |
| Caliber | 5.56 NATO | 5.56 NATO |
| Trigger Pin | .154 | n/a |
| Color | Black | n/a |
| Receiver Type | n/a | M4E1 |
| Length | n/a | 11.5 |
Both for $135.49 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
- Spike's Tactical STLS018 Spider: lowest $107.10 on Jul 5, highest $107.10 on Jul 5 over the last 90 days.
- Aero Precision M4E1 Threaded 11.5" 5.56: lowest $431.99 on Sep 4, highest $431.99 on Sep 4 over the last 90 days.