<Li> S.A., . 45 - inch, Ball Mk IIz (1943) was a variant proposed for the Royal Navy, but never put into production . </Li> <Li> S.A., . 450 - inch, Ball Mk IIz (1943 - 1956) was used for Australian - manufactured ammunition for use in the Pacific theater . It came in 24 - round cartons . </Li> <Li> 11.43 × 23mm (Metric) </Li> <Ul> <Li>. 38 /. 45 Clerke </Li> <Li>. 400 Corbon </Li> <Li>. 45 Auto Rim </Li> <Li>. 451 Detonics Magnum </Li> <Li>. 45 Super </Li> <Li>. 450 SMC </Li> <Li>. 45 Remington - Thompson </Li> <Li>. 460 Rowland </Li> <Li>. 45 Winchester Magnum </Li> <Li>. 45 G.A.P. </Li> <Li>. 45 Peters - Thompson shot cartridge </Li> <Li>. 50 GI </Li> </Ul>

What's the difference between .45 acp and .45 auto