Sons of Liberty Gun Works M4-89 Barreled Upper Receiver 10.5 - BLEM

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