14 Gauge Jumper Wires Alligator Clips to Alligator Clip Heavy Duty Silicone Test Leads Set 2Pcs 39"/1m: Amazon.com: Industrial & Scientific
Short Wire Alligator Clip Test Lead (set of 12) : ID 1592 : $3.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: Sumnacon Dual Ended Crocodile Alligator Clips, 15A Test Lead Wire Cable with Insulators Clips, 2 Pcs 3.3 ft/1m Test Flexible Cable with Protective Jack Copper Clamps for Electrical Testing : Industrial