The .38 is considered a large firearm cartridge; anything larger than .32 is considered a large caliber. The round was introduced in 1892. Many different variants of .38 have been developed since then. Some are designed for revolvers, while others for rifles. The round in the picture is the .38 special, and is used in revolvers.

.38cal
Ammo
Attributes
Unorganized
Damage (DAM)
1d6
Armour Class (AC)
Damage Threshold (DT)
Damage Res. (DR)
Volume (Vol)
20
Value (Val)
15
Notes