Cheap And Discounts 140Pcs 350Pcs 560Pcs 840Pcs Preformed Breadboard Jumper Wire Kit 14 Lengths Assorted for Breadboard Prototyping Circuits Wholesale. Buy Directly From Merchant Qichuang Electronic Tool Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.