Are you sure you wish to do this?
History and Basic Design of .223 and 5.56 Ammunition.
Performance of .223 and 5.56 Ammunition.
Terminal Performance of .223 and 5.56 Ammunition.
.223 and 5.56 Ammunition Testing
Selection of .223 and 5.56 Ammunition.
Ammunition recommendations from the authors of the AR15.com Ammo-Oracle.
Purchase and Storage of .223 and 5.56 Ammunition.
Miscellaneous .223, 5.56 and Other Ammunition Questions.
Q. What are the dimensional specifications for M855 and M193 casings?
M855 (Left) M193 (Right).
AR15.COM is the worldâ€™s largest firearm community and is a gathering place for firearm enthusiasts of all types.
From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm.
Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more.
Copyright © 1996-2018 AR15.COM LLC. All Rights Reserved.
Any use of this content without express written consent is prohibited.
AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own.