New Digital 13g Metal gear, double ball bearing servo.
Excellent for Robotic, clockwise/counterclockwise rotation,alloy casing in the middle.

NOTE: This is a continuous rotation servo. 

Adafruit Explanation of Continuous Servos

Specification:

Weight: 13g
Dimension: 22.8×12.2×28.5mm
Stall torque: 2.1kg/cm (4.8v) ; 2.4kg/cm (6.6V)
Operating speed: 0.6sec/60degree (4.8V); 0.48sec/60degree (6.0V)
Operating voltage: 4.8V~ 6.6V
Gear Type: Metal gear
Bearing: Double ball bearing
Temperature range: 0- 55℃
Dead band width: 1us
servo wire length: 25cm
servo arms &screws included &fit with Futaba servo arm
Servo Plug: JR (Fits JR and Futaba)
It’s universal “S” type connector that fits most receivers, including Futaba, JR, Hitec ,GWS, Cirrus, Blue Bird, Blue Arrow, Corona, Berg, Spektrum.
CE &RoHS approved
We have upgraded our servo gear set and shaft to aluminum 6061-T6.
It is stronger and lighter than copper.

Product Description

PRODUCT CONFIGURE TABLE

Weight(g) 13  Torque(kg)(4.8v)  2.1  Speed(sec/60deg)  0.6  A(mm)  32.5  B(mm)  22.6  C(mm)  28.5  D(mm)  12  E(mm)  31.5  F(mm)  19.8