FLUKE NETWORKS 10210-100 4-WIRE IN-LINE MODULAR ADAPTER Designed to Permit Testing on Working Lines, and allow circuit access without disrupting service* Test Lead Replaceable (Modular Clip) * Sturdy Angled Copper Contacts Prevent Alligator Clips from Falling Off * All Circuits are clearly Marked on Sides and Bottom of the Banjo Adapters * Small Holes in each Contact for Test Probe Use