Global Ordnance GO MONOLITH | 5.56x45mm | 16.1-in

The Global Ordnance Monolith is a bufferless semi-automatic rifle built around a one-piece monolithic barrel machined from 41v50 ordnance-grade steel. It integrates the barrel, gas block and Dead Air KeyMo muzzle device into a single component and uses a heavy-duty bolt and an interlocking upper/handguard for added stability. For a capable optic under $1,000 that pairs well with this platform, consider a Vortex Viper PST Gen II 1-6×24 for fast, low-power-variable target acquisition and durability.

Common applications include suppressed precision and range/practical shooting where suppressor concentricity and mechanical simplicity are priorities.

Product Specifications

• The type is Rifle.
• The model is Monolith 15A.
• The action is Semi-automatic.
• The caliber is 5.56x45mm.
• The barrel length is 16.1.
• The barrel material is 41v50 Black Nitride.
• The muzzle device is Integrated Keymo Muzzel Brake.
• The capacity is 30 Rounds.
• The finish is Matte.
• The overall length is 24.5-31.25.
• The weight is 5lb 14oz.
• The barrel twist is 1:7.
• The gas length is Midlength.
• The charging handle is Forward Side Folding.
• The UPC is 197892003254.

The Monolith’s integrated design reduces part count and supports suppressor concentricity while maintaining a compact overall package. Its ambidextrous controls, fixed CA-compliant F5 stock and rugged bolt design make it a practical choice for shooters who prioritize mechanical simplicity and suppressor compatibility. The platform is well suited to dedicated range work and applications where consistent barrel/optic alignment and reduced reciprocating mass are advantages.