If youre looking for your next high-quality ar-15 rifle build, then a sons of liberty m4-89 barreled upper receiver is a great place to start.This receiver is manufactured with strict quality control, plus features an ejection port cover, forward assist, and an integral picatinny rail that extends the length of the handguard.There is a combat grade barrel at the heart of the m4-89, which is magnetic particle inspected and high pressure tested.Solgw includes their nox flash hider which is pinned and ready to mount a dead air sandman or nomad suppressor.Bolt carrier group & charging handle not included.Bolt carrier group & charging handle not included.
Metal Finish: Black Hard Coat Anodized
Action: Semi-Complete
Caliber: 5.56x45mm NATO
Barrel Length: None, Optic Ready
Capacity: 14.50"
Trigger: 4150 Chrome Moly Vanadium Steel
Safety: 1:7"
Oal: Combat Grade
Weight: Black Nitride
Muzzle: M-LOK Free-Float
Receiver Material: Black Hard Coat Anodized
Barrel Length Range: 14" to 14.99"