The PL-14 prototype of the Lebedev pistol is available in the game. It is incorrectly described as using 9x18mm Makarov ammunition as opposed to 9x19mm Parabellum. The Lebedev costs 6000 in-game currency to unlock, making it the most expensive pistol so far.
The PR-15 Ragun is a pistol option in the game, named "Ragun". The in-game weapon is modeled after 3D printed mock-up prototype designs made by FB "Łucznik" Radom first shown in 2012. It's the default secondary pistol as of the 0.2 patch.
The PM-98 Glauberyt is available, simply named "Glauberyt" in the Early Access release version. The description erroneously states that it is chambered in 9x18mm Makarov; this type of ammunition was used by the earlier PM-84 in reality. As of the 0.2 patch, it's unlocked by default.
Error creating thumbnail: File missingPM-98 - 9x19mmError creating thumbnail: File missingMenu entry of the PM-98 Glauberyt. The writings above the pistol grip incorrectly label it as the PM-06 modernized version, but here at least the caliber is correctly mentioned as 9x19mm. The weapon also has a longer barrel comparable to that of the BRS-99, the civilian version of the PM-06.Error creating thumbnail: File missingThe PM-98 in the Beta, where it was referred to as the PM-06 in the HUD.
PP-19-01 "Vityaz-SN"
The PP-19-01 Vityaz-SN appears. In the Early Access version, it is named as the Vityaz. The Vityaz is available for 12500 in-game currency.
The SIG-Sauer MPX SBR is featured in the game as the "SIG", and is intended to pass for a full-auto MPX submachine gun. It's available for 12500 in-game currency.
The 2014 prototype of the AK-12 appears, chambered in in 7.62x39mm. It is referred to as the "AK-15", but this designation in reality was given to the 7.62x39mm AK-12 model from 2016 onwards; as such, that labeling isn't appropriate for in the in-game version. The AK-12 is currently the cheapest assault rifle available for unlock, at 15000 in-game currency.
A conceptual rifle jointly developed between CAA of Israel and Kalashnikov USA, the AK-Alfa is featured in the game. It's available for 18000 in-game currency, making it one of the two most expensive assault rifles to unlock.
An FN SCAR-H is seen in the Team Deathmatch Trailer and was added with the 0.3 patch, it's the first battle rifle in game and only fires in semi-automatic.
The Heckler & Koch HK416 first appeared in the Gamescom 2018 build of the game. In the Early Access version, it is named "G38", the designation of the HK416 A5 in the Bundeswehr, despite being modeled after the original HK416. Nevertheless, it does have the slimline telescopic stock of an HK416 A5. It's available for 18000 in-game currency, making it one of two most expensive assault rifles to unlock.
First appearing in the game's PTE server, the MSBS-5.56B Grot was added with the 0.2 patch as the "MSBS-B". It is chambered in .300 AAC Blackout, and costs 16500 in-game currency.
A Remington 870 in a tactical configuration is available in the game. It is referred to as the MCS variant, but it isn't actually modeled after this one, mainly due to the different pumping handle. It features long, medium, and short barrel customization options. It's available for 16000 in-game currency.
The Haenel RS9, designated G29 in German service, appears as one of the sniper rifles in the Early Access version of the game. As of the 0.2 patch, it's unlocked by default.
The ORSIS T-5000 appears in-game. In the earliest release footage, it was named the T-5000, while the Early Access version names it "Tochnost", which refers to a militarized version of the OSRIS T-5000. It is available for 20000 in-game currency.
The WKW Wilk, known as "Tor" in Polish service, appears to be one sniper rifle in the Early Access version of the game. It's the most expensive sniper rifles to unlock, costing 26000 in-game currency.