Sons Of Liberty Gun Works M4-89 5.56 NATO Barreled Upper Receiver Group - 10.5" - $699.99

Description

The Sons of Liberty Gun Works M4-89 5.56 NATO Barreled Upper Receiver Group is a premier upper designed for exceptional performance and reliability. It features a pistol gas system with an A2 muzzle device for optimal gas control and recoil management. The barrel is constructed from 4150CoMOV 1:7 MPI HPT, for outstanding durability and accuracy. It has a 1/7 twist rate and a six-groove design for enhanced stability. The barrel has a QPQ corrosion-resistant finish and a QPQ-coated M4 feed ramp extension for reliable feeding and extraction. Each SOLGW barrel undergoes high-pressure (proof) testing and magnetic particle inspection (MPI) for superior quality and safety. The upper receiver group includes a 9.5" M89 M-LOK handguard for accessory attachment and improved handling.

Features:
- Premier fighting rifle designed for exceptional performance and reliability
- Pistol gas system with A2 muzzle device for optimal gas control and recoil management
- Sons of Liberty Gun Works 4150CoMOV 1:7 MPI HPT barrel for durability and accuracy
- 1/7 twist rate and six-groove design for enhanced stability
- QPQ corrosion-resistant finish on the barrel
- QPQ-coated M4 feed ramp extension for reliable feeding and extraction
- High-pressure (proof) tested and magnetic particle inspected (MPI) barrel
- 9.5" M89 M-LOK handguard for accessory attachment and improved handling
- A2 flash hider for muzzle flash reduction and control
- Built to meet the demands of serious shooters

Specifications
Barrel Coating:
Barrel Length10.5
Barrel Material: 41V50 Chrome Moly Vanadium Steel
Brand: Sons of Liberty Gun Works
Caliber Gauge: 5.56 NATO
Color: Black
Gas System Length: Pistol
Gas System Type: Direct Impingement
Handguard: M-LOK
Muzzle Device: Flash Hider
Thread Pattern: 1/2 X 28
Twist Rate: 1:7
MPN#: M489UPPER-10.5-556