BMS-1904, HV-DIGITAL, HIGH TORQUE, ULTRA HIGH SPEED, CORELESS (22.6kg / 313.9oz .035/sec 8.4V) (Heli Series)

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BMS-1904, HV-DIGITAL, HIGH TORQUE, ULTRA HIGH SPEED, CORELESS (22.6kg / 313.9oz .035/sec 8.4V) (Heli Series)

Our Price:

$69.99


Quantity (6)

Availability 6 in stock
Weight 0.51 lbs
SKU BBR-BMS-1904
Manufacturer Blue Bird

BMS-1904, HV-DIGITAL, HIGH TORQUE, ULTRA HIGH SPEED, CORELESS (22.6kg / 313.9oz .035/sec 8.4V) (Heli Series)

Application / Suitable
Priority for Helicopter tail [ Rudder ] & 1/10th On-Road, Drift Car.  (EP / Gas / Nitro)

 

Specifications
Torque At 6.0V 16.3 kg-cm / 226.4 oz-in
Torque At 7.4V 19.8 kg-cm / 275.0 oz-in
Torque At 8.4V 22.6 kg-cm / 313.9 oz-in
Speed At 6.0V 0.058 sec / 60°
Speed At 7.4V 0.046 sec / 60°
Speed At 8.4V 0.035 sec / 60°

 

Protection Mechanism
Soft Start Protection Soft start to a neutral position.
Over Voltage Protection Over 9.0V drive the protection mode and 8.4V return to normal mode.
Low Voltage Protection Lower than 4.0V, drive the protection mode and 4.5V return to normal mode.
Locked Rotor Protection Stall in 5 sec, output torque goes down.
Temperature Protection Overheat 85 degrees C (185 degrees F), drive the protection mode and down 75 degrees C (167 degrees F) return to normal mode.
Lose Control Protection When losing the transmitter signal, that servo will be back to the neutral position immediately and lock.

 

Power Supply
Operating Voltage Range  4.5V ~ 8.5V ( 4 ~ 6 Cell Ni-MH or 2S Li-Poly / 2S Li-Fe)

 

Control Specification
Control System Digital Controller / AD 12-Bits Resolution ( 4096 Steps )
Frequency:Up to 333Hz / Neutral:1500us or 1520us
Dead Band Width 0.001ms ( Default:1us)

 

Mechanical Specifications
Ball Bearing Dual ball bearings
Gear All Steel w/ Nanometer Alloy Gears
Motor High Premium Coreless Motor
Horn / Gear Spline 25 Teeth ( Same as F-Type )

 

Physical Specifications
Dimension (mm) 40.5 x 20 x 39 mm / 1.59 x 0.79 x 1.54 in
Weight (gram) 66.0 ± 1 grams / 2.33 oz
Product Picture / Dimension Sketch

 

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DLE 55cc Engine

+ Free Shipping (Continental US only!) If international customer, please contact us at [email protected] for shipping quote. You will be charged separately for shipping.

Description:
The DLE 55 is a tried and true engine in the 50cc class size. It is the best bang for the buck, and offers great reliability, power and weight ratio. Comes with all high quality components, includes all hardware (standoffs, ignition, muffler, spark plug, etc). The DLE 55cc is a perfect choice for our 50cc class airframes

Download DLE 55cc Mounting Template
Download DLE 55cc Manual

Specifications:

  • Displacement: 55.6 cc (3.392 cu in)Manifold: 4-petal, V-type, reed-valve, bottom induction
  • Bore: 1.77 in (45 mm)
  • Stroke: 1.38 X in (35 mm)
  • Weight: 3.6 lb (1.65 g)
  • RPM Range: 1,350-8,500
  • Output: 5.5 hp @ 7,500 rpm
  • Requires: unleaded gasoline, oil, ignition battery & propeller
  • Includes: electronic ignition, muffler, spark plug, gasket, bolts, machined aluminum standoffs, throttle arm extension & mounting template
  • Suggested Propellers: 23x8, 24x8
  • Ignition Battery: 4.8-6.0V NiCd or NiMH, 6.6V LiFe or 7.4V LiPo pack (LiPo use requires voltage regulator.)
  • Compression Ratio: 7.6:1
  • Gas/Oil Mix: Break in with Lawn Boy(or similar non synthetic oil) at 32:1 Ratio per gallon / Use RedLine oil at 50:1 for long term use after break in.
  • Replacement Spark Plug: NGK CM6 (DLEG5510) or equivalent
  • Weights (Individual): Engine: 47.6 oz (1,350 g); Exhaust: 3.5 oz (100 g); Ignition: 4.2 oz (120 g)
  • Recommended Propeller: Redwing 23x8, 24X8. 23x8 is a nice mix of 3d and sport. The 24x8 is more 3d

Features:

 

 

 

  • Two crankshaft bearings-simple design for lighter weight
  • Aluminum alloy crankcase
  • Four petal V-type reed valve bottom induction system
  • Walbro carburetor
  • Fully automatic electronic ignition
  • Two year limited warranty through Hobby Services beginning at date of purchase
  • INCLUDES: Engine, spark plug, standoffs, ignition, muffler, instruction manual

DLE-55

$429.00

Redwing RC Aluminum Servo Circle Arms

Description: DID YOU GET COOL ALUMINUM OR CARBON FIBER ARMS WITH YOUR KIT, BUT DON'T WANT TO USE THE PLASTIC CIRCLE ARMS THAT COME WITH YOUR SERVOS? FINALLY! THE SOLUTION IS HERE!!

Now made to fit Hitec, OR XQpower/Futaba/PowerHD

Made to line up with Redwing, Goldwing, and MOST other ARFS that include servo arms. The holes pre drilled are threaded for a 2mm bolt, so that you do NOT have to use a nut on the bottom. Just a little loc tite on the servo arm threads, and tighten. YOUR DONE!

Not sure if it's the best thing since sliced bread, but it's close!

1 circle $4.99
5 = $19.95
10= $38.90
 

RW-Circle-Arm

$4.99

SmartDesign V3 "Trouble Free" Tail Wheel Assembly

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Description:

This tail wheel assembly is extremely efficient and reliable. With fewer parts, there is less to worry about and the solid construction makes it the go-to choice for pilots at any skill level. The new V2 design incorporates ball bearings for smooth motion, ball-joint to rudder steering connection, wider CF mounting plate, and slightly larger wheels that the v1. "Trouble Free" means just that... no more worrying about screws falling out or loss of control. Make the switch today by installing the SmartDesign Tail Wheel!!!

CNC Aluminum & C.F. Tail Wheel Assembly for 20cc to 220cc

 


 

Features:

 

  • Extremely Reliable
  • Mechanically Efficient Design
  • Simple and Solid Construction
  • Fewer parts needed for install
  • Ball Bearings

 

Pricing

 

  • 20-40cc: $27.00
  • 50-70cc: $34.99
  • 85-120cc: $44.99
  • 150cc-220cc: $54.00

 

 

Weight

 

 

  • 20-40cc: 1.2 oz
  • 50-70cc: 1.6 oz
  • 85-120cc: 2.2 oz
  • 150cc-220cc: 2.6 oz

Don't forget to check out our Aluminum Hub Wheels! They are excellent replacements for landing gears and tail wheels. Please see sizing chart below.

Tail Wheel Chart

GW-KAGC-112

$54.99