Cheap And Discounts Mega Titan Extruder Direct Extrusion 3D Printer Hotend For 1.75mm Filament For 3D Printer Ender3/5 CR10 KP3S KP3S Pro S1 HotEnd Wholesale. Buy Directly From Merchant mega Official Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.