Price: 29.95

Futaba S3154 Digital Mini ServoIncreased precision as it is digital. Light weight, perfect for Micro helis. Precision fixed-wing and heli flying requires precise, high-tech servos, and we are answering the call with new digital servos that reach full power immediately. They feature high-capacity, high-current wire for low resistance while maintaining standard servo dimensions and light weight... - Read more

Price: 49.95

Length: 43mm between centers of side mounting holes 35.5mm servo body length 42.5mm between the centers of standard mounting holes Width: 15mm Height: 28.6mm Weight: 0.9oz (26g) SPEED: .14 sec/60 @ 4.8V.11 sec/60 @ 6.0VTORQUE: 3.6 kg-cm @ 4.8V (50 oz-in @ 4.8V)4.5 kg-cm @ 6.0V (62.5 oz-in @ 6.0V) Will NOT work with these Futaba radios (4FG, 5FG/K, 6FG, 6FG/K, 7FG/K New Terratop, 3EGX, 3PGE,... - Read more

Price: 54.99

Central Hobbies Futaba Digital S9650 Servo FP-S9650
Dimensions: 1.4" x 0.60" x 1.10" (43 x 15 x 28.6mm) Output torque: 62.5 oz/in. Transit time: .11 sec (60 degrees) Weight .9 oz. Control System: +Pulse Width Control 1520usec NeutralRequired Pulse: 3-5 Volt Peak to Peak Square Wave Operating Voltage: 4.8-6.0 Volts Operating Temperature Range: -20 to +60 Degree C Operating... - Read more

Price: 59.99

S9650 is the best servo for T-REX tail. It is very popular for T-REX now as it can give very quick and precise tail response.

Control System: +Pulse Width Control 1520usec Neutral Required Pulse: 3-5 Volt Peak to Peak Square Wave Operating Voltage: 4.8-6.0 Volts Operating Temperature Range: -20 to +60 Degree C Operating Speed (4.8V): 0.14sec/60 degrees at no load Operating Speed... - Read more