It is a bushmaster 16" Hbar, with short handguards. here are the specs.
Plain muzzle with slip on postban A2 style brake.
Has less than 500 rds down the pipe.
Has Wolf + power extractor spring installed.
Excellent condition. Good shooter.
Does have a couple marks on the top of the A2 handle from where a scope rail was mounted. no the rail does not come with it...
Comes with Bushmaster case and usgi 30rd mag.