Heckler & Koch HK416 A5 is a further development of the HK416 assault rifle in 5.56 x 45 mm NATO calibre. The most striking changes compared to its previous versions as well as to market available AR platforms include an improved and tool-less gas regulator for suppressor use, a redesigned, user-friendly lower receiver, which allows complete ambidextrous operation of the weapon and ensures optimised magazine compatibility, as well as numerous technical improvements to maximize the operator safety, reliability, ammunition compatibility and durability under real operating conditions.

• Modified and tool-less gas regulator for suppressor use
• Safety-/Fire selector lever can be set to safe when the hammer is in the cocked or uncocked position
• Over the beach (OTB) capability
• Completely ambidextrous operating controls (bolt catch-, Magazine release-, safety-/fire selector lever and charging handle)
• “Winter” trigger guard for use with gloves and cold weather clothing
• Non-stop NATO-Stanag 4694 top rail for use of various mechanical and optical sights (incl. night vision/thermal)
• Redesigned ergonomic pistol grip with storage compartment for field stripping tool
• Enlarged Bolt catch lever and protective barrier against accidental discharge
• “Slim line” Telescopic buttstock
• Optimised receiver geometry, modified assembly interfaces and improved receiver connections
• Receiver extension to stabilise and accomplish drop test criteria under real conditions
• Increased magazine compatibility in accordance with NATO-STANAG-DRAFT 4179 (M4/M16 Magazines)
• 40 mm Low velocity GLM/M320 interface

• 11“, 14.5“, 16.5“ and 20“ barrel lengths available
• Black and green brown colour scheme
• Compatible with HK 40 mm low velocity GLM/M320
• Compatible with HK steel and polymer magazines

• The 20″ Variant has a long handguard with a gas regulator window
• Handguard with integrated flip up sight on 11″ Variant
• Modular interface for Bayonet and foldable front sight on barrel of the 14.5″, 16.5″ and 20″ variants

General
Calibre	5.56 mm x 45
Operating principle	Gas-operated
Magazine capacity	10/20/30 rounds
Modes of fire	0-1-D
Rate of fire	approx. 850/min
Sights	M
Buttstock	R
Dimensions
Length min./max.	approx. 709/805 mm
Width	approx. 74.0 mm
Height	approx. 240.0 mm
Barrel length	approx. 279 mm
Sight radius	approx. 340.0 mm
Weight
Weapon	approx. 3.12 kg
Magazine	approx. 0.25 kg
Other Data
Colour scheme

HK416 A5 – 14.5″ – CAL. 5.56 MM X 45 NATO

General
Calibre	5.56 mm x 45
Operating principle	Gas-operated
Magazine capacity	10/20/30 rounds
Modes of fire	0-1-D
Rate of fire	approx. 850/min
Sights	M
Buttstock	R
Dimensions
Length min./max.	approx. 797/893 mm
Width	approx. 74.0 mm
Height	approx. 240.0 mm
Barrel length	approx. 368 mm
Sight radius	approx. 430.0 mm
Weight
Weapon	approx. 3.49 kg
Magazine	approx. 0.25 kg
Other Data
Colour scheme	RAL8000/black

HK416 A5 – 16.5″ – CAL. 5.56 MM X 45 NATO

General
Calibre	5.56 mm x 45
Operating principle	Gas-operated
Magazine capacity	10/20/30 rounds
Modes of fire	0-1-D
Rate of fire	approx. 850/min
Sights	M
Buttstock	R
Dimensions
Length min./max.	approx. 848/944 mm
Width	approx. 74.0 mm
Height	approx. 240.0 mm
Barrel length	approx. 419 mm
Sight radius	approx. 481.0 mm
Weight
Weapon	approx. 3.56 kg
Magazine	approx. 0.25 kg
Other Data
Colour scheme	RAL8000/black

HK416 A5 – 20″ – CAL. 5.56 MM X 45 NATO

General
Calibre	5.56 mm x 45
Operating principle	Gas-operated
Magazine capacity	10/20/30 rounds
Modes of fire	0-1-D
Rate of fire	approx. 850/min
Sights	M
Buttstock	R
Dimensions
Length min./max.	approx. 934/1030 mm
Width	approx. 74.0 mm
Height	approx. 240.0 mm
Barrel length	approx. 505 mm
Sight radius	approx. 567.0 mm
Weight
Weapon	approx. 3.85 kg
Magazine	approx. 0.25 kg
Other Data
Colour scheme	RAL8000/black