Beautyrest(R) Black 9 inch boxspring. This item is deliverable only by Boscov's Home Delivery Service for online orders within a 25-40 miles radius of any Boscov's store (based on your zip code). For more information, go to Shipping. When ordering a queen split, King, or California King, you must order 2 of this item to receive a complete box spring. This item must be added to your shopping bag twice to insure the delivery of both pieces. For bedding warranty information, go to Returns. Free Delivery on all Mattress Set Purchases $699 and up after discounts.