to be attached to the rifle's receiver
which is slightly longer than the
legacy one. A3 is said to be lighter
than the A2 by approx. 300 grams
- this may not seem like much, but
keep in mind that the EOTech EXPS
3-0 HWS issued with GROT rifles in
some of the units is 317 g.
One of main changes is the finish
of some of the parts - in 30 of them
(e.g., the bolt carrier, chamber, gas
regulator, charging handle, parts
trigger group) the coating was
changed to Tenifer which increases
hardness and abrasion resistance,
as well as corrosion resistance.
These are important changes in
terms of durability and ease of ma-
The MSBS GROT A3 carbine was
presented in detail by Seweryn Fi-
gurski of Fabryka Broni. It should
be recalled that in 2023 the con-
cept of GROT A3 was shown, but
only in the form of a presentation.
At GROTOWISKO 2024 it turned out
that there are much more changes
than announced, with a sizable part
of them related to improving the er-
gonomics and useability.
The concept of GROT A3 is expec-
ted to retain similar external dimen-
sions - admittedly, according to the
proposal, the weapon has a 14.5"
barrel, but it uses a commercial AR-
15 stock with an adapter allowing it
FIREARMS