This is a teaser for the Quokka-15 bufferless AR — a successor to the Marsupial MK18, brought to you by the same development team.

https://en.wikipedia.org/wiki/Quokka

Key improvements include:

• Single guide rod
• Mil-Spec lower compatibility
• Slimmer overall profile
• Folding forward charger
• Stiffer handguard mount