I am the second owner, and have not shot it.
i was told it has about 500-600 round through it.
It is a 14.5' chome-lined 1/9 twist M4 barrel with a Muzzle Brake. to make 16. The front sight has been removed and replaced with a RR low-profile gas block. There is a YHM free float quad rail attached. Includes the bolt, PRI latch charging handle and bolt carrier. There are some dings on the quad rail on the bottom.
$400 delivered. PayPay accepted with 2%.
Email for pictures.