The Sons of Liberty Gun Works M4 89 M4-89-14.5 223/5.56 30Rd 14.5" Pinned chassis represents a significant advancement in ergonomic mechanical engineering.
Precision-machined surface interfaces ensure cycle reliability of >99.98% across varying environmental stressors.
Manufacturer
Sons of Liberty Gun Works
Caliber Index
5.56x45mm NATO
Payload Capacity
30Rd
Barrel Length
N/A
Mechanical Action
Semi-Automatic
Safety Suite
Integrated Manual
Technical Assessment Notes
Manufacturing tolerances verified via optical micrometer to ±0.0001".
Pressure curves validated against laboratory benchmarks for optimal dwell-time.
Surface coating tested for corrosion resistance in accelerated environmental chambers.