Due to high demand, the MAX-31k upper receiver is currently backordered. You can be added to a waiting list for this item and we will contact you when it is ready for purchase. There is no deposit and no obligation to purchase.

Please note: In order to maintain integrity of our waiting list and ordering process, product must be paid for and shipped to the customer on the list. Your spot on the list is not transferable under any circumstances.

Current wait is expected to be 4 to 5 Months.

To e-mail to be added to the list (preferred):


E-Mail: Sales@max-11.com

Click here to send e-mail

To call to be added to the list:


Phone:(480) 219-8893
8:00-4:30 P.M. MST M-F