Thanks for visiting my auction! This is an entire kit of 4 NEW E5383A probe lead sets (Pods #1-#4) and (qty-80) SMT Grabbers. These probe lead set accessories are used with any of the following HP/Agilent logic analyzers: 1650, 1660/61/62/63, 1670/71/72/73, 1680/81/82/83, 1690/91/92/93, 16510, 16550/54/55/56/57, 16710/11/12/15/16/17/40/41/42/50/51/52, 16910/11, and the 16801A/02A/03A/04A/06A, etc.