300 AAC Blackout
300 AAC Blackout is an intermediate cartridge or centerfire cartridge.
Also recorded as .300 AAC Blackout; 300 BLK; .300 Blackout; .300 BLK; 300 Whisper; 7.62 × 35 mm.
Overview
Rifle cartridge.
In detail
300 AAC Blackout is an intermediate cartridge or centerfire cartridge.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“.300 AAC Blackout”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q1579701: 300 AAC Blackout
Consult the source