This is the Futaba BLS251 Brushless Digital Heli Rudder Servo.
           Designed specifically for helicopter rudder operation.

    ***Compatible with the Futaba GY520, GY601, GY611 and GY701 gyros.***

          This servo can produce high-current draw from your batteries.
          If using NiMH or LiPo batteries, make sure they are capable
                         of delivering sufficient amps.

FEATURES: Equipped with a Brushless motor that lasts longer and operates at a
            lower temperature than Brushed motors
          Samarium Cobalt magnets and dual ball bearings
          30% faster response times, smoother operation.
          Same power consumption and centering as Digital servos equipped with
            Brushed motors
          Metal gear
          Compatible with Super Narrow Pulse of (760µs) drive.
          One-year warranty

INCLUDES: Futaba BLS251 Brushless Digital Heli Rudder Servo with universal
            connector, 0.83" (21mm) diameter round horn pre-mounted
          1.8" (45mm) diameter round horn
          1.2" (32mm) diameter 6-point horn
          1.5" (38.5mm) 4-point horn
          Servo mounting hardware

REQUIRES: Installing in helicopter and plugging into gyro

SPECS:    Torque @ 4.8V: 53 oz-in (3.8 kg-cm)
          Speed @ 4.8V: 0.06 sec
          Dimensions: 1.6 x 0.8 x 1.5" (40 x 20 x 36.8mm)
          Weight: 2.1oz (59.5g)

COMMENTS: This servo will NOT work with the GY240 or the GY401 gyros.

                                                                    jxs 6/25/07
                                                             updated 11/09/07kh
                                                                         ir/jxs
                                                            updated jpg 2/14/08
                                                            updated rda 4/2/08
                                                            updated jpg 8/13/09