This is a US PeaceKeeper Rifle Case known as the SMG/SBR, model P30024.
This case is designed with a dual purpose. It is designed to accommodate most popular pistol caliber sub-machine guns with magazines attached or it can accommodate most short-barreled AR-type rifles with an overall length of 25" or less. Exterior pockets for magazines and other gear.
Features:
600 Denier Polyester
Full Length Heavy-Duty Zipper
Exterior Pockets for Magazines