Sons of Liberty Gun Works, M4-89 Complete Upper, 223 Remington/556NATO, 13.7″ (pinned & welded) Combat Barrel, QPQ Finish, Black, 113″ M89 M-LOK Handguard, SOLGW Nox Muzzle Device (NO BCG or CH)
- 5.56NATO/223 Remington
- Complete Upper Receiver (No BCG or CH)
- 13.7″ Combat Barrel
- Pinned & Welded NOX
- 13″ M89 Handguard
Haxwell (verified owner) –
Great quality upper from SOLGW! 13.7 is a great length