HK416A5 – 20" BArrel
5,56x45 (.223), short-stroke gas piston system. ROF: 850
barrel length: 505 mm (19.9 in), weight: 3,85 kg (8.49
The fore-end of HK16A5 20-inch barrel variant has small cut which
allows adjustments of gas regulator. On the very front of the fore-end
Picatinny rail is just on the top.
In all of the new HK416 versions the Euro-style
where the safety might be engaged at
weapon is unloaded.