A pack of 2 skins representing VMA-231 'Spades' when they were detached to the 'Blue Knights' HMM-365 in 1999, and VMM-365 in 2024.
An AV-8B Squadron (and other Squadrons) will come under the command of the largest unit when deploying as an MEU, typically this will be a Helicopter Unit.
HMM-365 (Marine Medium Helicopter) operated CH-46 Sea Knights until they were replaced by the MV-22B Osprey and the unit was redesignated as VMM-365 (Marine Medium Tiltrotor).