11mm IWA Automatic Cartridge

the 11mm Ironwood Armaments Automatic Cartridge is often called 11mm IWA Auto, even by the company itself for simplicity's sake. it is a rimless, straight-walled, brass-cased cartridge designed for semi-automatic pistols and for submachine guns. It is known for its size and stopping power, and is popular with large-calibre sport shooters. it is considered to be the standard 11.43x23mm (.45 inch) cartridge in Boesia.

Mechanics & Inner Workings

• Case type Rimless, straight
• Bullet diameter .452 in (11.5 mm)
• Neck diameter .473 in (12.0 mm)
• Base diameter .476 in (12.1 mm)
• Rim diameter .480 in (12.2 mm)
• Rim thickness .049 in (1.2 mm)
• Case length .898 in (22.8 mm)
• Overall length 1.275 in (32.4 mm)
• Case capacity 26.7 gr H2O (1.73 cm3)
• Rifling twist 1 in 16 in (406 mm)
• Primer type Large (some makers are now using Small) Pistol
• Maximum Pressure 21,000 psi (140 MPa)

Item type

Ammunition

Manufacturer

Ironwood Armaments

Rarity

11mm IWA Auto was once a very popular cartridge, but is now more popular with sport shooters than with regular self-defence buyers. It is still possible to purchase it in stores.

Dimensions

11.43x23mm

Base Price

$0.5 (50 cents) per round