Unlock the following weapons and their attachments by performing the corresponding tasks:

-Bolt Action Rifles
Springfield (Obtained at Level 4)
ATTACHMENT- HOW TO UNLOCK
Sniper Scope - Already available (increases accuracy and range).
Bayonet - Complete Marksman Challenge 1 (increases melee attack range).
Rifle Grenade - Complete Marksman Challenge 2 (grenade launcher attachment, replaces Perk 1 slot).

Arisaka (Obtained at Level 4)
ATTACHMENT- HOW TO UNLOCK
Sniper Scope - Complete Marksman Challenge 1 (increases accuracy and range).
Bayonet - Complete Marksman Challenge 2 (increases melee attack range).
Rifle Grenade - Complete Marksman Challenge 3 (grenade launcher attachment, replaces Perk 1 slot).

Mosin-Nagant (Obtained at Level 21)
ATTACHMENT- HOW TO UNLOCK
Sniper Scope - Complete Marksman Challenge 1 (increases accuracy and range).
Bayonet - Complete Marksman Challenge 2 (increases melee attack range).
Rifle Grenade - Complete Marksman Challenge 3 (grenade launcher attachment, replaces Perk 1 slot).

Kar98k (Obtained at Level 41)
ATTACHMENT- HOW TO UNLOCK
Sniper Scope - Complete Marksman Challenge 1 (increases accuracy and range).
Bayonet - Complete Marksman Challenge 2 (increases melee attack range).
Rifle Grenade - Complete Marksman Challenge 3 (grenade launcher attachment, replaces Perk 1 slot).
PTRS-41 (Obtained at Level 57.

-Rifles
SVT-40 (Obtained at Level 4)
ATTACHMENT- HOW TO UNLOCK
Flash Hider - Complete Marksman Challenge 1 (invisible on radar when firing, reduced muzzle flash, but shorter range).
Aperture Sight - Complete Marksman Challenge 2 (precision sight).
Telescopic Sight - Complete Marksman Challenge 3 (enhanced telescopic sight).

Gewehr 43 (Obtained at Level 7)
ATTACHMENT- HOW TO UNLOCK
Suppressor - Complete Marksman Challenge 1 (invisible on radar when firing, reduced muzzle flash, but shorter range).
Aperture Sight - Complete Marksman Challenge 2 (precision sight).
Telescopic Sight - Complete Marksman Challenge 3 (enhanced telescopic sight).
Rifle Grenade - Complete Marksman Challenge 4 (grenade launcher attachment, replaces Perk 1 slot).

M1 Garand (Obtained at Level 17)
ATTACHMENT- HOW TO UNLOCK
Flash Hider - Complete Marksman Challenge 1 (invisible on radar when firing, reduced muzzle flash, but shorter range).
Bayonet - Complete Marksman Challenge 2 (increases melee attack range).
Sniper Scope - Complete Marksman Challenge 3 (increases accuracy and range).
Rifle Grenade - Complete Marksman Challenge 4 (grenade launcher attachment, replaces Perk 1 slot).

STG-44 (Obtained at Level 37)
ATTACHMENT- HOW TO UNLOCK
Flash Hider - Complete Marksman Challenge 1 (invisible on radar when firing, reduced muzzle flash, but shorter range).
Aperture Sight - Complete Marksman Challenge 2 (precision sight).
Telescopic Sight - Complete Marksman Challenge 3 (enhanced telescopic sight).

M1A1 Carbine (Obtained at Level 65)
ATTACHMENT- HOW TO UNLOCK
Flash Hider - Complete Marksman Challenge 1 (invisible on radar when firing, reduced muzzle flash, but shorter range).
Aperture Sight - Complete Marksman Challenge 2 (precision sight).
Bayonet - Complete Marksman Challenge 3 (increases melee attack range).
Box Magazine - Complete Marksman Challenge 4 (increases ammunition capacity).

-Sub Machine Guns
Thompson (Obtained at Level 4)
ATTACHMENT- HOW TO UNLOCK
Suppressor - Complete Marksman Challenge 1 (invisible on radar when firing, reduced muzzle flash, but shorter range).
Aperture Sight - Complete Marksman Challenge 2 (precision sight).
Round Drum - Complete Marksman Challenge 3 (increased ammunition capacity).

MP40 (Obtained at Level 10)
ATTACHMENT- HOW TO UNLOCK
Suppressor - Complete Marksman Challenge 1 (invisible on radar when firing, reduced muzzle flash, but shorter range).
Aperture Sight - Complete Marksman Challenge 2 (precision sight).
Dual Magazine - Complete Marksman Challenge 3 (increased ammunition capacity).

Type 100 (Obtained at Level 25)
ATTACHMENT- HOW TO UNLOCK
Suppressor - Complete Marksman Challenge 1 (invisible on radar when firing, reduced muzzle flash, but shorter range).
Aperture Sight - Complete Marksman Challenge 2 (precision sight).
Box Magazine - Complete Marksman Challenge 3 (increases ammunition capacity).

Ppsh (Obtained at Level 41)
ATTACHMENT- HOW TO UNLOCK
Aperture Sight - Complete Marksman Challenge 1 (precision sight).
Round Drum - Complete Marksman Challenge 2 (increased ammunition capacity).
Shotguns

M1897 Trench Gun (Obtained at Level 4)
ATTACHMENT- HOW TO UNLOCK
Grip - Complete Marksman Challenge 1 (vertical foregrip to reduce recoil, replaces Perk slot 1).
Bayonet - Complete Marksman Challenge 2 (increases melee attack range).
Double Barreled Shotgun (Obtained at Level 29.
Grip - Complete Marksman Challenge 1 (vertical foregrip to reduce recoil, replaces Perk slot 1).
Sawed-Off Shotgun - Increases weapon spread, but reduces accuracy.

-Machine Guns
Type 99 (Obtained at Level 4)
ATTACHMENT- HOW TO UNLOCK
Bipod - Complete Marksman Challenge 1 (reduces motion for more accuracy).
Bayonet - Complete Marksman Challenge 2 (increases melee attack range).

BAR (Obtained at Level 4)
ATTACHMENT- HOW TO UNLOCK
Bipod - Complete Marksman Challenge 1 (reduces motion for more accuracy).

DP-28 (Obtained at Level 13)
ATTACHMENT- HOW TO UNLOCK
Bipod - Complete Marksman Challenge 1 (reduces motion for more accuracy).

MG 42 (Obtained at Level 33)
ATTACHMENT- HOW TO UNLOCK
Bipod - Complete Marksman Challenge 1 (reduces motion for more accuracy).

FG 42 (Obtained at Level 45)
ATTACHMENT- HOW TO UNLOCK
Bipod - Complete Marksman Challenge 1 (reduces motion for more accuracy).
Telescopic Sight - Complete Marksman Challenge 2 (enhanced telescopic sight).

Browning M1919 (Obtained at Level 61)
ATTACHMENT- HOW TO UNLOCK
Bipod - Complete Marksman Challenge 1 (reduces motion for more accuracy).

-Pistols
Colt M1911 (Obtained Level 4)
Nambu (Obtaned Level 4)
Walther P38 (ObtainedLevel 4)
Tokarev TT-33 (Obtained at Level 21)
.357 Magnum (Obtained at Level 49)

-Primary Grenades
Frag (Obtained at Level 4.
N 74 ST (Obtained at Level 4.
Molotov Cocktail (Obtained at Level 10

-Special Grenades
Smoke (Obtained at Level 4)
Tabun Gas (Obtained at Level 4)
Signal Flare (Obtained at Level 4)