SEHREEFS162 is the product number for the Reefs RC 99Micro Servo, Brass Edition. This servo is high torque, digital, and coreless. It has an all CNC brass casing, precision metal gears, and is water resistant. It has a torque of 89 oz at 6.0v, 99 oz at 7.4v, and 115 oz at 8.4v, and weighs 1.27 oz.