The modular automatic rifle CZ 805
BREN represents the latest continuan-
ce to the tradition of service weapons
manufacture in Česká zbrojovka a.s.,
Uherský Brod, dating back to 1936.
Combining exceptional experiences with
the latest design processes and high
technology made an outstanding and
modern automatic weapon meeting all
the needs of the 21
st
Century Soldier.
The CZ 805 BREN rifle uses locked
breech with rotating breech block and
its automatic function is driven by com-
bustion gases tapped from barrel with
option for two-stage regulation of piston
mechanism.
The basic version is chambered in
5.56x45 mm NATO cartridge. The
modular conception and unified
anchoring system of interchangeable
barrels allows an easy conversion to
different caliber, currently 7.62x39 mm,
and over some term also in 6.8x43 mm
SPC Rem. Interchangeable magazine
housing secures, besides the use of the
original transparent magazine made by
CZUB, also possibility to use all standard
magazines for the M4/M16 weapons,
including high-capacity magazines for
automatic weapons of squad.
Barrels are due to the muzzle thread
adapted for attachment of flash hider,
sound suppressor or dummy cartridges
fire.
Unified, easily removable trigger me-
chanism is provided with ambidextrous
four-position selector of the firing mode
(0–1–2–30).
The weapon’s receiver is along its whole
top length, on both sides and the bottom
side outfitted with accessory rails in
accordance with MIL-STD-1913. Folding
shoulder stock has ergonomic contours
and can be adjusted for length and is
provided with reversible cheekpiece. The
weapon is fitted with folding mechanical
sights. Easily reversible bolt operating
handle allows this weapon to be used by
left-handed shooters. The CZ S 805 set
also includes a multi-purpose combat /
tactical knife, which is an original design
made by Česká zbrojovka a.s., and three
point carry sling. This weapon can be
also equipped with underslung grenade
launcher designated as the CZ 805 G1
in 40x46 cal., which was developed
specifically for this weapon with option
for separate use.
The CZ 805 BREN rifle won at the turn
of 2009/2010 in tender for the partial
re-armament of the Army of the Czech
Republic with new rifles made in cal.
5,56x45 mm NATO. Under the contract
signed in March 2010 with the Ministry
of Defence of the Czech Republic the
first supplies of these weapons to the
Czech troops will be realized in Novem-
ber 2010.
CZ 805 BREN A1
The modular automatic rifle CZ 805 BREN
A1 in 5.56x45 mm NATO cal. represents
outstanding automatic weapon meeting all
the needs of the 21st Century Soldier.
CZ 805 BREN A2
The CZ 805 BREN A2 carbine is a more
compact version of modular automatic
rifle the CZ 805 BREN A1 in 5.56x45
mm NATO cal., from which it differs by a
shorter barrel.
1
Four mounting rails
according to MIL-STD-1913
for accessory attachment
(mechanical or optoelectronic
sights, underslung grenade
launcher, front handle etc.)
2
Folding mechanical sights
with the front sight adjustable
for elevation and the rear
sight for windage.
3
Gas tube in the gas
attachment with option for
two-stage regulation of
combustion gases tapping.
4
Flash hider; muzzle thread
enables as well using a sound
suppressor or attachment for
dummy cartridges fire.
5
Removable underslung
grenade launcher
the CZ 805 G1 cal. 40x46 mm
6
Interchangeable magazine
housing: the basic version
is designed for the original
magazines made by CZ.
The housing included in the
standard accessories enables
the use of magazines
intended for the M4/M16
rifles.
7
The slide stop for enhanced
safety when handling the
weapon.
12
7
9
8
10
11
1
1
2
3
5
6
4
2
The CZ 805 BREN rifle is manufactured
from selection of quality steels, high-
strength aluminium alloys and the latest
construction plastics together with appli-
cation of the most modern technologies
for surface protection. Thanks to the
sophisticated design and cutting-edge
technology the CZ 805 BREN A2 carbine
excels in high service life and reliability
in all types of combat deployment. The
modular design enables this weapon
to be easily adapted to assault rifle (CZ
805 BREN A1) or carbine with shortened
barrel (CZ 805 BREN A2).
8
Ambidextrous magazine
catch
9
Ambidextrous fire mode
selector with 0-1-2-30
modes.
10
Transparent magazine
(original design of CZ) for
5.56x45 NATO cartridges.
11
Reversible operating handle
12
Folding removable
telescoping shoulder stock
