Built this 556 a couple of months ago and haven’t had the time to take it out to the range so it’s still brand new just need castle nut torqued and trigger guard to be complete upper is a bear creaks upper and lower is a aero with an after market flat face drop in trigger not sure on trigger pull but it’s light with a crisp reset build alone cost me close to 1k I’ll be losing just looking to sell firearms I haven’t used or no longer use