M4A1

Summary
The M4A1 Rifle is one of the two primary automatic assault rifle variants, with the other being the AK-47. It boasts a fast fire rate, reload speed of 0.5~, and has moderate damage. There isn't much of a difference between its counterpart, expect they are mostly re-skins of each other.

Background Information
The good old standard military M4A1, which is a bit generic to its counterpart the AK-47 but nevertheless everyone needed firearms to defend themselves against the onslaught of zombies. One thing you should consider though is how cool it sounds.

Spawns
Reason 4 Life 1: In the first installment it is somewhat uncommon, and can be found throughout the chapter.
 * Safe-house.
 * Weapon room at the school.
 * School Parking Lot.
 * The Subway along with the other Assault Rifles.

Reason 4 Life 2: In the second installment it only spawns once like the AK-47.
 * The subway.

Reason 4 Life 3: In the third installment it is considerably rare, and can only be found once.
 * Second Floor of the basement.

Advantages and Disadvantages
Advantages:
 * Moderate Damage
 * High Fire Rate
 * Big Ammo Pool
 * Fast Reload

Disadvantages:
 * Doesn't appear in Reason 4 Life 2
 * Spawns once in Reason 4 Life 3