Fullpower D4040M is a mini digital servo control with metal gears, perfect for model airplanes or medium sized gliders.

Hitec HS-5585MH HighTorque 

Hitec HS81 micro servo

Among the most popular servos for smaller aircraft Heli cars etc the HS-81 offers balance between speed and torque

Hitec HS-422 Standard servo for 3-10 cc aircraft cars class 30 helicopters 

NO Box version, same quality maximum convenience

SRT BH6015 servo 15 kg brushless low profile HV 6/8.4v

The SAVOX SC-0254 MG digital servo control is a fast digital servo 0.14 sec. for 60 °, with a pair of 7.2 kg

Hi Speed Digital Servo Hitec HS-5665MH HV 

The Savox SH-0254 servo control is one of the most performing microservo ever, with a ball bearing and metal / nylon gears

Brand: Savox

Art.: SH-0254

Power HD digital servo 20 kg waterproof 4.8-6.6 V - LW-20MG, for scaler crowler and boat 

SRT CH6020 1/8 Scale Car HV CORELESS Servo - 20 kg torque 6-8,4 Volt

Align DS-825  servocomando digitale con ingranaggi in metallo HV - coppia 12.5 kg utilizzabile su rotori di coda 

Marca : Align 

Art : HSD82502

The Hitec HS-225MG analog servo is a good compromise between performance and size, making it a rival for larger servos.

SH-1290MG Savox super-speed metal-gear digital coreless servo - specific for use with gyroscopes

Savox 1267SG fast coreless digital servocontrol, HV, with steel gears and 20 kg torque and 60 ° 0.095 at 7.4 volts

SRT BH6015 servo 15 kg brushless low profile HV 6/8.4v