||“Weapon attachment. Decreases firearm weight and increases accuracy.”
|— In-game tooltip
A fiberglass stock
is a weapon mod.
Decreases the weight of the weapon while also increasing the accuracy.
Can be added to guns using a screwdriver.
From newitems.txt (Project Zomboid directory/media/scripts/)
Type = WeaponPart,
DisplayName = Fiberglass Stock,
Icon = RifleFibreglassStock,
Weight = 1,
WeightModifier = -0.5,
HitChanceModifier = 8,
MountOn = HuntingRifle; VarmintRifle,
PartType = Stock,
Tooltip = Tooltip_FiberglassStock,