Hitec HS-8330SH HV Hi Res High Speed Steel Gear 38330

Durable steel gears with dual ball bearings
Ultra hardness gear shaft with three axial metal bushings
Water and dust resistant
Non-programmable
Motor heat sink

HS-8335SH Servo with 1.7" (44mm) Double Arm Horn, 1.4" (36mm) Round
Horn, 0.98" (25mm) Single Arm Horn, 1.4" (36mm) 4-Point Horn, and
four each Eyelets, Grommets, and Mounting Screws

6.0V 7.4V
Operating Speed: 0.085sec/60° 0.07sec/60°
Output Torque: 138.87oz-in (10.0kg-cm) 180.53oz-in (13.0kg-cm)
Weight: 2.32oz (66.0g)
Dimensions: 1.57 x 0.79 x 1.45" (40.0 x 20.0 x 37.0mm)
Horn Screw Diameter: 3mm
Number of Teeth on Spline: 25