When weight is critical, light hardware makes all the difference. Micro servos provide the small form factor and light weight you need.
Items [4]
Hitec Micro/Mini Servos
HS-125MG Thin Metal Gear Wing Servo
Price: $34.99
Qty 
Product# HRC32125S

HS-225BB Mighty Mini Ball Bearing Servo
Price: $17.99
Qty 
Product# HRC31225S

HS-225MG Mighty Mini Metal Gear BB Servo
Price: $25.99
Qty 
Product# HRC32225S

HS-5125MG Digital BB Metal Gear Wingo Servo
Price: $49.99
Qty 
Product# HRC35125S

Spektrum Micro/Mini Servos
Jr Micro/Mini Servos
Futaba Micro/Mini Servos