MLS WS 200/1 Stackable 4mm Measuring Lead 200cm. From Hirschmann, this cable assembly features a stackable 4mm plug at either end of a highly flexible and temperature resistant lead. With a shatter-proof grip sleeve and double insulation, this 4mm measuring lead is a robust and reliable choice for test and measurement applications. Features and Benefits: ; Housing rated to UL 94 V-2 ; High Temperature Resistance ; Shatter-proof construction ; Highly Flexible lead ; Built in colour indicator exposes damage to insulation.