Sons of Liberty Gun Works M4-89 5.56 12.5" Barrel 11.5" M89 Rail Upper M489UPPER-12.5-556 (UPC 676821222589)

M4 mastery: SOLGW M489UPPER-12.5-556 M4-89 (UPC 676821222589). Premium AR-15 upper 5.56x45 NATO 12.5" midlength chrome lined barrel 11.5" M89 rail A2 flash hider SOLGW BCG NiB coated bolt carrier group ambidextrous Radian Raptor LT charging handle laser etched Magpul MOE grip compatible duty proven Sons of Liberty rugged reliability.

SOLGW M489UPPER-12.5-556 Upper

• 5.56 NATO 12.5": Balance ballistic.
• Midlength Gas: Recoil refined.
• 11.5" M89 Rail: M-LOK modern.
• A2 Flash Hider: Muzzle tame.
• NiB BCG: Lube less.
• Ambi Charging: Southpaw swift.

SOLGW UPC 676821222589

BCM— SOLGW sovereign.

Specs M489UPPER-12.5-556

Spec	Details
Model	M4-89 Upper
UPC	676821222589
Caliber/Barrel	5.56 NATO 12.5"
Rail	11.5" M89 MLOK
Muzzle	A2 Flash Hider

Upper Ultimate Unit

Liberty legend—SOLGW legend.

Uses

• SBR Build: 12.5 punch.
• Tactical Tune: Rail ready.
• Sons Duty: Upper unmatched.

Upper Unrivaled Upgrade

"M489UPPER-12.5-556 suppress!" supreme. "5.56 value," victory. M489UPPER-12.5-556 (UPC 676821222589) 4.9/5.

Charge charge. Cycle confident.

SOLGW M4-89 12.5" 5.56 Upper: M489UPPER-12.5-556.

The End