KST X15-1208 Mini Size Digital Servo is a great choice for helicopters ranging from 430mm-570mm rotor blade size requiring mini servos such as the Align T-Rex 500, Mikado Logo 480, MSH Protos 500, and SAB Goblin 570. Additionally these servos can be used in other RC applications where the physical dimensions, and torque/speed ratings suit the need of the RC application.  

Features:

• Mini size aluminum case
• Full metal gears
• Dual ball bearings
• HV compatible
• Lightning fast
• Coreless motor   

Specifications:   
Operating Voltage: 6-8.4V   
Size: 35.5x15x32.5mm   
Torque: 9.8kg.cm @ 6.0V; 13.5kg.cm @ 8.4V  | 136 oz/in @ 6.0V; 187.38 oz/in @ 8.4V 
Speed: 0.10sec/60° @ 6.0V; 0.07sec/60° @ 8.4V   
Weight: 40g   
Working Frequency: 1520us/333Hz, 800us - 2200us   
Motor: Coreless   
Ball Bearing: 2BB  
Output Gear: 25T Futaba