Sons of Liberty Gun Works MK1 5.56MM SBR

Built with maximum rail space, minimal rail deflection, integrated cable routing, and real world driven control fencing, the Mk1 series represents the next generation in fighting rifles.

Receivers: Anodized 7075 T6 Billet

Buffer System: A5 Length

Barrel: All new Medium Contour profile chrome lined 4150CMV. 3 Groove Polygonal rifling, conservative port sizing, 5/8×24 muzzle threads, .750″ gas journal. A2 Flash Hider.

Partial list of Mk1 Receiver Features:

• Integral trigger guard
• Enlarged magazine release fencing
• Enlarged magazine well
• Optimized bolt catch and matching fencing
• Altered forward assist placement for added charging handle clearance
• Rapidly serviceable ejection port door access
• Continuous picatinny top rail with maximum amount or rail slots
• Dual stainless steel anti-rotation dowels
• Broadsword style machined tabs and recesses for Mk1 DriveLock rail lockup

For more information check out our blog post “AR-15 of The Future – The SOLGW Mk1”