Cheap And Discounts KINGROON 3D Printer Ultrabase Heated Bed Build Surface Glass Plate 310*310*4mm/235*235*4mm/220*220*4mm 3D Printer Parts Hot bed Wholesale. Buy Directly From Merchant Shop1100347519 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.