This is the replacement High Torque Waterproof Servo for the Traxxas E-Maxx. FEATURES: Plastic waterproof blue case YOU WILL RECEIVE: One high torque waterproof servo with J style connector REQUIREMENTS: Mounting in the E-Maxx SPECIFICATIONS: Length: 2.16" (55mm) Width: .78" (20mm) Height: 1.69" (43mm) Weight: 1.58oz (45g) tlw 1/9/08 ir/jxs &