Goteck GS-D9257, hollow cup lock rudder servo, TL2301-04

Specifications:
Dimension: 35.5mm * 15.0 * 28.6mm
Stall torque(4.8v): 3.8 kg-cm
Stall torque(6v): 4.2 kg-cm
Operating speed(4.8v): 0.08sec/60°
Operating speed(6v): 0.07sec/60°
Operating voltage: 4.8v-6v
For use with the Futaba GY401 (FUTM0807, FUTM0808) and the GY502 gyros.
Equipped with two ball bearings.Comes with a selection of servo arms/discs, mounting screws.
Package size: 9 * 5 * 2cm / 3.5 * 2 * 0.8in
Package weight: 33g