The Beretta Px4 Storm is available for 2300 GP for one day or permanently for 12000.
Colt Python
The Colt Python is available for 2300 GP for one day or permanently for 12000. The description erroneously states that it uses an 8-ich barrel while it's actually modelled with a 6-inch.
"TAC-OPS"
The "TAC-OPS" appears to be a modified tactical M1911 modeled after Tokyo Marui airsoft M1911s, and is the default secondary given to players. It also appears in Mission: EMP used by Sentinel drones when the player walks up close to them.
IMI Desert Eagle Mark XIX
The Desert Eagle Mark XIX is available for 2300 GP for one day or permanently for 12000.
TDI Kard
The TDI Kard is available for 2300 GP for one day or permanently for 12000. Similarly to Black Ops II, it fires in automatic rather than semi-automatic.
Submachine Guns
The game classifies the PDR-C as an SMG and treated it as such, even though it uses a rifle round.
AR-57
The AR-57 is available for 4200 GP for one day or permanently for 20000.
Brügger & Thomet MP9
The Brügger & Thomet MP9 is available for 4200 GP for one day or permanently for 20000. Its stock cannot be unfolded.
FN P90 TR
The FN P90 TR is available for 4200 GP for one day or permanently for 20000, a variant called Chapeau Bleu appears as one of the login rewards and features a unique reload animation.
Heckler & Koch MP5A5
The Heckler & Koch MP5A5 is available for 4200 GP for one day or permanently for 20000, it was also given to new players as a temporary weapon to use.
Heckler & Koch MP7A1
The Heckler & Koch MP7A1 is available for 4200 GP for one day or permanently for 20000. Despite being modelled with a 40-round magazine, the MP7 in-game only has 30 rounds.
LWRC SMG-45
The LWRC SMG-45 is available for 4200 GP for one day or permamently for 20000.
TDI Vector
The TDI Vector is available for 4200 GP for one day or permanently for 20000.
PP-2000
The PP-2000 is available for 4200 for one day or permanently for 20000.
PP-90M1
The PP-90M1 is available for 4200 for one day or permanently for 20000. The in-game PP-90M1 only carries half of its magazine capacity, having 32 rounds instead of the usual 64 rounds.
Shotguns
The game classifies the shotguns as secondary weapons instead of primaries. Like the other secondaries, they cannot be customized.
Franchi SPAS-12
The Franchi SPAS-12 is available for 2300 GP for one day or permanently for 12000.
Pancor Jackhammer
The Pancor Jackhammer is available 2300 GP for one day or permanently for 12000.
Assault Rifles & Battle Rifles
AK-12
The AK-12 is available for 4200 GP for one day or permanently for 20000.
AK-47
The AK-47 is available for 4200 GP for one day or permanently for 20000.
AN-94
The AN-94 is available for 4200 GP for one day or permanently for 20000, it only fires in its 2-round burst mode. Adding any sights will not remove the front sight.
Beretta ARX-160
The Beretta ARX-160 is available for 4200 GP for one day or permanently for 20000, it also appears in the first tutorial mission used by Sarah.
DSA SA58 OSW
The DSA SA58 OSW is available for 4200 GP for one day or permanently for 20000.
Daewoo K2C
The Daewoo K2C is the default weapon given to players and appears in Mission: EMP used by Sentinel drones. The K2C is also used by the player in the first tutorial mission with a Monitor Sight.
FAMAS G1
The FAMAS G1, referred to as a G2 in-game, is available for 4200 GP for one day or permanently for 20000.
FN SCAR-H
The FN SCAR-H is available for 4200 GP for one day or permanently for 20000.
Heckler & Koch G36C
The Heckler & Koch G36C is available for 4200 GP for one day or permanently for 20000. A unique version of the G36C called the Atrium is also available.
Heckler & Koch HK417
The Heckler & Koch HK417 is one of two DMRs available in game, the M39 being the second. It's available for for 4200 GP for one day or permanently for 20000.
M39 Enhanced Marksman Rifle
The M39 Enhanced Marksman Rifle is one of the two DMRs available in game, the HK417 being the first. It's available for 4200 GP for one day or permanently for 20000.
Colt Model 723
The Colt Model 723 appears as the "Training M4", it's hidden and only appears when the player equips a weapon with 0 durability or an expired timed weapon. The equipped weapon will turn into the Training M4 the moment the player enters a game. It cannot use any attachments.
"M4 ACC-M"
An M4A1 model primarily based on a Tokyo Marui airsoft M4A1 appears as the ACC-M (Advanced Colt Carbine-Monolithic). It's available for 4200 GP for one day or permanently for 20000 and appears in Mission: EMP, used by Sentinel drones.
Magpul PDR-C
The Magpul PDR-C is available for 4200 GP for one day or permanently for 20000.
MSBS-5.56B Grot
The MSBS-5.56B Grot is available for 4200 for one day or permanently for 20000.
SIG SG 553
The SIG SG 553 is available for 4200 GP for one day or permanently for 20000, a variant called Dragon Fang appears as one of the login rewards with a unique reload animation.
Steyr AUG A3-CQC
The Steyr AUG A3-CQC is available for 4200 GP for one day or permanently for 20000. It's also featured in Mission: EMP, used by Sentinel drones later in the mission.
Tavor TAR-21
The Tavor TAR-21 is available for 4200 GP for one day or permanently for 20000, it appears in Mission: EMP, used by Sentinel drones.
Machine Guns
MG3
The MG3 is available for 4200 GP for one day or permanently for 20000.
M249
The M249 is available as the MK46, which likely refers to the Mk 46 Mod 0. It has the Mk 46's heat shield, but also the M249's STANAG adaptor. It is available for 4200 GP for one day or permanently for 20000.
PKP Pecheneg
The PKP Pecheneg is available for 4200 GP for one day or permanently for 20000.
STK Ultimax 100 Mark 8
The STK Ultimax 100 Mark 8 is available for 4200 GP for one day or permanently for 20000. It uses Beta C-Mag drum magazines.
Sniper Rifles
Blaser R93
The Blaser R93 is available for 4200 GP for one day or permanently for 20000, it appears in Mission: EMP, used Sentinel sniper drones.
"CF-X50"
The CF-X50 appears to be a fictional, futurized model of the Barrett M95 and is available for 4200 GP for one day or permanently for 20000.
DSR-Precision DSR-1
The DSR-Precision DSR-1 is available for 4200 GP for one day or permanently for 20000.
Heckler & Koch PSG-1
The Heckler & Koch PSG-1 is available for 4200 GP for one day or permanently for 20000. It has a wooden furniture and buying it with a camo or skin will cover it. Incorrectly has 10 rounds in the 5-round magazine it's modelled with.
SVD Dragunov
The SVD Dragunov is available for 4200 GP for one day or permanently for 20000.
Launchers
All of the available launchers in-game are treated as secondary weapons, having EMP capabilities with the exception of the M320, being the only one that uses regular rounds.
Heckler & Koch M320
The Heckler & Koch M320 is available for 2300 GP for one day or permanently for 12000.
Milkor Mark 14 MGL
The Mark 14 MGL appears as the EMP MSGL was added via the content update "Downtown" on July 6th, making it the first weapon to appear in a update. Like the EMP Launcher, it fires EMP rounds. It's available for 2300 GP for one day or permanently for 12000.
Mk 153 Mod 0 SMAW
The Mk 153 Mod 0 SMAW appears as the EMP Launcher, it's modified to fire EMP warheads as supposed to traditional ones. It's available for 2300 GP for one day or permanently for 12000.
Explosives
Throwables and explosives can only be bought for temporary use, the maximum days that a player can have these are 11 days in total for 11500 GP.
"M14" Frag Grenade
A fictional frag grenade, the M14 as seen on the shell, is available by default for all players. It cannot be cooked and won't explode until the player throws it.