Feature: 1. Excellent Plastic: This servo housing is made of excellent plastic material, which is strong and durable, with stable performance and long service life. 2. Stable Structure: The metal gear inside this servo can withstand higher loads to ensure the proper operation of the servo. 3. Portable: This servo is lightweight, easy to carry, quick to dissipate heat, and has highly responsive torsion compatibility to meet your needs. 4. High Accuracy Gears: This servo adopts high accuracy gears with high efficiency, low noise, low power consumption, quick response and easy installation and removal when traveling. 5. 3 Different Servo Arms: This servo comes with 3 different servo arms to meet your different needs and to ensure the servo works properly. Specification: Item Type: Waterproof Servo Material: Plastic, Iron Color: Blue Gear Type: Iron Gear Pulse Width: 1000-2000μs=90° Pulse Width: 500-2500μs=180° Motor: Hollow Motor Stall Torsion(6V): 3.5kg.cm Stall Torsion8.4V): 4.5kg.cm Size: Approx. 30 x 25.6 x 12.5mm/1.2 x 1 x 0.5in Connection Cable Length: JR Approx. 310 mm/12.2in Suitable for Traxxas 1/18 TRX4M small car steering (to add base), suitable for 1/10 large car throttle.. Package List: 1 x Servo 3 x Servo Arm 3 x Screw 2 x Accessories Note: 1. Due to manual measurement, please allow 1‑3mm error, thank you 2. Due to the difference between different monitors, the picture may not reflect the actual color of the object.