FN America M249S
5.56 NATO
18.5" Chrome Lined Cold Hammer Forged Barrel
Ergonomic Polymer Stock
Adjustable Primary Sights
Standard Disintegrating Link Belt-Fed
Includes Integral Steel Bipod
Semi-automatic, closed-bolt operation
Primary sights graduated to 1000 meters with MIL-STD 1913 rail system for optics
Quick change barrel and integral steel bipod
Fixed, pivoting ejector for robust ejection
Top cover integrated MIL -STD 1913 mounting rail for sighting systems
Heat shield and carry handle included
Polymer buttstock assembly
Hydraulic recoil buffer system and non-slip buttplate
Non-reciprocating charging handle