The Mannequin Arm is an improvised a melee weapon. It is a synthetic right arm detached from a mannequin.
Mannequin Arms are usually found in clothing stores and supermarkets, and sometimes in residential areas, industrial areas such as garages and warehouses, or military structures such as army tents or barracks.
- The description is a pun on the phrase "lending a hand", which means to help with a job or task
- The Mannequin Arm was added to the game in Beta 1.0