Country of origin
5.56x45 mm NATO
1 006 mm
Cyclic rate of fire
700 - 900 rpm
Practical rate of fire
40 - 100 rpm
Range of effective fire
The C7 is a
Canadian license-produced version of the US Colt
Model 715 (M16)
assault rifle. Technical data package was provided by Colt to the
Canadian Government. However Canadian Diemaco reviewed the design
and made over 150 changes to this weapon, before it entered
production. These changes include materials and manufacturing
processes. The C7 was adopted as a standard-issue infantry rifle in
1984. This weapon has been exported to Denmark, Netherlands and
Norway. In 2005 Diemaco was
acquired by Colt Defense and became known as Colt Canada
Corporation. It is estimated that more than 200 000 of these
Canadian assault rifles and its variants were produced to this day.
The C7 saw action during numerous military conflicts, including the
wars in Iraq and Afghanistan.
The C7 is a
gas operated, selective fire weapon. It is chambered for a standard
NATO 5.56x45 mm ammunition. At the time of its introduction the C7
could be considered as one of the best assault rifles in the world.
It is a reliable, accurate and comfortable to fire weapon.
Also it has an ergonomic
interesting feature about this weapon is its progressive design. Its
barrel is in the same axis with buttstock. So the recoil force is
directed backwards, rather than upwards. This feature reduces muzzle
climb and increases accuracy.
The C7 has different
barrel than the M16. It is also plated with a harder chrome. It is
claimed that it has 2-3 times barrel life increase over the M16A2
barrel. The C7 also has a
The safety /
fire mode selector switch is located on the left side of the
receiver, above the pistol grip. It has three positions for "safe",
"semi-auto" and "full-auto". A cocking handle is located at the rear
of the receiver and does not reciprocate when the gun is fired.
Ejection port is located on the right side.
rifle is fed from 30-round capacity magazines. These comply with
NATO requirements and are interchangeable with magazines of other
assault rifles, such as
& Koch G36,
Tavor, and so on.
The C7 and
improved C7A1 assault rifles have solid buttstocks. Internal design
of this weapon can not be adapted for a folding stock. Alternatively
a telescopic stock is used on the current C7A2 model.
weapon comes with diopter-type iron sights, built into the carrying handle.
Range adjustments are made by rotating a rear knob. The
front sight post is of smaller diameter than that on the M16. It no
longer obscures the target at a range of 300 m and greater.
The C7 and
its variants can mount a US
M203 40-mm underbarrel grenade launcher. It is
mounted in place of the standard handguard. However the C7 has
different mounting system for this grenade launcher than the M16. A bayonet can be
C7A1 it is
improved version with a Picatinny-type rail instead of the carrying
handle. This weapon can accept a variety of scopes. It is normally
used with a C79 3.4x magnification optical sight. A detachable carrying handle can
still be installed.
C7A2 is a
further improved version with a telescopic buttstock similar to that
of the US M4
/ C8 carbine. The buttstock can be adjusted to suit the shooter.
This weapon comes with green furniture.
Tactical) is a designated marksman rifle. It is a more accurate
version of the C7, fitted with match trigger, and weightier stock,
small bipod, different pistol grip, and some other differences. This
weapon can engage targets accurately up to a range of 600 m. It is
usually used with sound suppressor.
Essentially it is a license-produced version of the
carbine, with improvements of the C7 assault rifle. It is used
by the Canadian armed forces. Also this weapon has been exported to
the United Kingdom, where it is used by special forces and military
version of the C7, chambered in .22 LR ammunition. It is capable
only of semi-automatic fire.
(Light Support Weapon). It is a license-produced version of the Colt
750 squad automatic weapon. However over time this weapon was
upgraded by Diemaco to include features such as a detachable
carrying handle. It has a heavy barrel for sustained firing. This
weapon has a different handguard with a built-in carrying handle and
a vertical foregrip. Also it is fitted with a bipod. The Diemaco LSW
has been exported to Denmark and the Netherlands.