$800.00
16” M400 SDI X 556 complete upper
- Phone Number: Click to view
- Condition: Used
- Listing Type: Individual
- City: Saratoga Springs
- State: Utah
- Zip/Postal Code: 84045
- Local County (e.g., Summit County): Utah
- Make/Brand: Sig sauer
- Model: M400 SDI X
- Caliber: 556
- Terms: Must agree to terms
- Listed: September 28, 2026 7:21 am
- Expires: 55 days, 9 hours
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Description
M400 SDI X 16” upper with BG defense L119A2 handguard for building a clone craighead build
Clearing out the safe and repurposed the lower.
This is not a clone correct L119A2, it’s more of a tribute.
Fits on any standard AR15 lower
Comes with
CTR stock
Larue riser
Frank proctor sling
Lantac EBCG
Sig m400 SDI x upper
Sig m400 SDI X 16” 556 barrel
Sig flash hider
M400 charging handle
Asking $800 OBO
Listing ID: 6066aba669e97c90
- Listed by: FD
- Member Since: September 13, 2017
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