No ****.Blackvegetable » 27 Jun 2022, 3:03 pm » wrote: ↑ Mid 20th-21st century. The AR-15 Sporter-1 (SP1) is a semi-automatic variant of the AR-15 series of assault rifles. It was produced by Colt, the same manufacturer of the military M16 on the same production lines as the military rifle.
https://avp.fandom.com/wiki/AR-15_Sport ... y%20rifle.