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B36A4

IN PRODUCTION
B36A4
Quick Overview
Manufacturer
Origin
Production
2012 - Present
Overview

The B36A4 is a selective-fire assault rifle manufactured by Heckler & Koch, representing a variant within the renowned G36 family. Designed primarily for military and law enforcement use, the B36A4 incorporates the basic gas-operated, rotating bolt action of the G36 series with a free-floating barrel and a full-length Picatinny rail handguard for enhanced accessory mounting. Its distinguishing features include an integrated red dot sight (Zeiss RSA-S) or optional iron sights, a side-folding polymer stock, and a lightweight construction using high-strength polymer and aluminum alloy. The B36A4 is chambered in 5.56x45mm NATO and is known for its reliability, accuracy, and modularity. It is often considered a more modern iteration of the G36, addressing earlier concerns about heat sensitivity and rail integration. Its reputation in the firearms community is mixed: praised for ergonomics and low weight, but criticized for polymer durability under sustained fire. Nonetheless, the B36A4 remains a capable service rifle used by several specialized units.

Calibers & Ammunition
Dimensions
Overall Length
999 mm (39.3 in) stock extended / 738 mm (29.1 in) stock folded
Barrel Length
480 mm (18.9 in)
Weight
3.63 kg (8.0 lb) empty
Mechanical
Action Type
Gas-operated, short-stroke gas piston, rotating bolt
Trigger Type
Single-stage, with two-stage available on some variants
Sights Type
Integrated 3x optical sight (Zeiss RSA-S) with backup iron sights or optional Picatinny rail-mounted optics
Magazine Capacity
30 rounds standard, 20/100 round options available

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