Does the Daniel Defense MK18 RIII work with the LMT Full-Auto 5.56 Enhanced?
Daniel Defense upper and Lewis Machine & Tool bolt carrier group compatibility
Yes, they fit
The Daniel Defense MK18 RIII works with the LMT Full-Auto 5.56 Enhanced. 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.
Daniel Defense MK18 RIII vs LMT Full-Auto 5.56 Enhanced: specs and prices
| Daniel Defense MK18 RIII | LMT Full-Auto 5.56 Enhanced | |
|---|---|---|
| Best price | $1454.00 at Primary Arms | n/a |
| Stores | 5 of 5 in stock | n/a |
| Assembly | Stripped | n/a |
| Platform | AR-15 | n/a |
| Caliber | 5.56 NATO | n/a |
| Length | 10.3 | n/a |
| Cartridge | n/a | .223 Wylde |
| Style | n/a | M16 Bolt Carrier |
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
- Daniel Defense MK18 RIII: lowest $1259.99 on Jul 21, highest $1527.00 on Aug 2 over the last 90 days.
- LMT Full-Auto 5.56 Enhanced: lowest $512.10 on Jul 6, highest $512.10 on Jul 6 over the last 90 days.

