This is a top-quality 300 blackout AR-15 upper receiver. With our custom USA made KeyMod 9 inch handguard, and pig flash cone hidden inside. You couldn’t ask for a better upper receiver for a better price. Our stainless steel barrels are top-quality and only get better with when you break it in. Everything ships same or next day and is backed by our Veriforce Tactical quality guarantee. If you are not 100% satisfied with this AR15 Upper Reciver you can send it back for a full refund no questions asked.