Cheap And Discounts 6040 CNC Frame Kit Ball Screw Aluminum 3040 Spindle Clamp 65mm 80mm for Diy CNC 3020 Router Engraver Engraving Milling Machine Wholesale. Buy Directly From Merchant ChinaBGA Factory Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.