10pcs 15A 300V Cooper Micro Insulated Alligator Clip Connector with 4mm Socket MC All Standard OD 4mm Plug|connector bead|clips stationeryclip - AliExpress
Cal Test Electronics CTM-34C Copper Micro Alligator Clip with Smooth Jawed and Microscopic Tip, 5 Amp, 1-3/32" Length (Pack of 100): Test Leads: Amazon.com: Industrial & Scientific
1.09" Steel Micro Alligator Clip - Hi-Line Inc.
Alligator Clip Cable 40cm for micro:bit - Rmigo
Mueller Electric 010019 Set of 10 BU-34 Micro-Alligator Clips - - Amazon.com