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Breadboard Jumper Wire Set (240pc) 80 x M-F, 80x Male-Male, 80x Female – Vilros.com
Amazon.com: SIM&NAT 8inch / 20cm Male to Female Dupont Wire, Male to Male, Female to Female Breadboard Jumper Wire Ribbon Cables kit for Arduino Raspberry Pi 2/3 (90 PCS) : Electronics
20CM JUMPER WIRE MALE TO FEMALE - iFuture Technology