AR15 M4 FLAT TOP UPPER RECEIVER
WITH FORWARD ASSIST
AND EJECTION PORT DUST COVER

Unfortunately, this product is temporarily out of stock. However we would be glad to email you to let you know when it's back in stock and ready to ship again.

Of course this email stock update does NOT require any payment and does NOT obligate you to complete the purchase. We'll let you know when it's in stock and then you can decide at that time if you want to add it to your order.