RIDGID® SeekTech® Inductive Signal Clamp, 8 to 262 kHz, Plastic, Gray, -40 to 131 deg F Operating Temperature, 4.7 in ID Diameter, 10.4 in Length, 5.8 in Width, 1-1/2 in Thickness, Specifications: 2-1/2 ft Cord, For Use With: SeekTech® ST-305, ST-305R, ST-33Q+ and ST-510 Line Transmitters, Additional Information: Round Shape, Lever Handle, 2-1/2 ft Cord, 10 hp Rating, 1 to 4.7 in Capacity, -40 to 131 deg F Temperature Rating