Description Bushmaster XM15-E2S chambered in .223 Remington and 5.56 NATO with a 20″ 1:9 twist featureless barrel. A2 style front gas block with sling swivel and adjustable front post. A2 style rifle length polymer handguard. Flat top upper receiver with Magpul MBUIS adjustable flip up sight. Forged aluminum lower receiver with standard AR15 controls and A2 checkered pistol grip. A2 style fixed rifle stock with trap door butt plate and sling swivel. Comes in a Bushmaster hard case with removable carry handle with rear sight and sling. NO MAGAZINE INCLUDED. Must ship to a FFL holder. Check local laws regarding “Assault Weapons” BEFORE bidding. Condition: Like new with some light scratches and handling wear. Bright and clean bore with strong rifling. Barrel Length: 20″ Serial: BFI594008 Manufacturer: BUSHMASTER FIREARMS Caliber: 5.56x45mm, .223 Rem Model: XM15-E2S Book# 04727