PMm

The  is a pistol that appears in S.T.A.L.K.E.R.: Lost Alpha and S.T.A.L.K.E.R.: Shadow of Chernobyl.

"The most widespread pistol in the Zone. It is a legacy of the Soviet era. It is relatively reliable and cheap, has low magazine capacity, low power and an unsatisfactory grouping of shots. It is the main weapon of a beginning stalker."

- Inventory description

Overview

 * The most common handgun in the game.

Lost Alpha
{| class = "mw-collapsible mw-collapsed article-table" !List of upgrades
 * Weapon locking system:
 * Price: 144 RU
 * A new locking system, through a more efficient use of energy of powder gases, enhances the muzzle velocity of the bullet trajectory.
 * Accuracy: +23%
 * Accuracy: +23%

Expanded magazine:
 * Price: 144 RU
 * Increased capacity of the internal magazine.
 * Magazine: +5

Level 2 upgrades.
Soft descent:
 * Price: 192 RU
 * One of the simplest and most common modifications of the trigger that reduce its inertia.
 * Accuracy: +6%

Slow slide rollback system:
 * Price: 192 RU
 * The new system reduces recoil, slowing the rollback and return.
 * Recoil: +132% (!?)

Ergonomic Grip:
 * Price: 216 RU
 * Ergonomic grip
 * Handling: -8%

Chromed insides:
 * Price: 216 RU
 * Chromium helps improves durability of the barrel of the weapon.
 * Improves weapon's durability.

Level 3 Upgrades.
Trigger mechanism with partial cocked:
 * Price: 300 RU
 * Preliminary partial cocked helps to increase the accuracy of battlefield weapons.
 * Accuracy: +21%

Padded grip:
 * Price: 192 RU
 * A padded grip the recoil less tangible.
 * Recoil: +54%

Polymer frame:
 * Price: 210 RU
 * Changing the basic framework for a lighter one, but no less firm.
 * Handling: -8%
 * Weight: -0.58

Conversion to 9x19 mm:
 * Price: 420 RU
 * The calibre of the weapon can be changed by modifying its internal mechanics.
 * Converts the gun over to 9x19mm ammunition.

Short course slide:
 * Price: 264 RU
 * A short course slide allows you to increase the rate of fire without negatively affecting bullet trajectory.
 * Rate of fire: +0%

Mobile slide segment:
 * Price: 216 RU
 * A new slide segment provides increased rate of fire, without overloading other parts of the weapon.
 * Rate of fire: -1%

Longer barrel:
 * Price: 234 RU
 * By replacing the standard barrel with a longer one, growing flat trajectory bullets.
 * }
 * }