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KO Propo BSx4S-Grasper
Standard

KO Propo BSx4S-Grasper

Compatible Hardware

*Spec is estimated from brand data.

Technical Specifications

Last Updated: 2026-07-28
Identity
Brand KO Propo
Product Number 30223
Category Hobby
Performance
Torque
7.4V 633.38 oz-in
6.0V 518.10 oz-in
Speed
7.4V 0.12 sec/60°
6.0V 0.15 sec/60°
Running Current (add)
Stall Current (add)
Physical
Weight 2.72 oz
Dimensions L 1.59 in
W 0.79 in
H 1.48 in
Case Material Aluminum
Drivetrain
Motor Type Brushless
Motor Drive (add)
Gears Metal
Gear Spline/Teeth 23 T estimate
Shaft Size (add)
Rotation Mode (add)
Rotation/Support Dual Bearings
Backlash (add)
Control & Signal
Modulation (add)
Direction (add)
Rotational Range (add)
Mechanical Limit (add)
Pulse Cycle (add)
Pulse Width (add)
Neutral Position (add)
Dead Band (add)
Refresh Rate (add)
Angle Sensor (add)
Control System PWM
Programmable Yes
Signal Voltage (add)
Electrical & Environment
Operating Voltage 6–7.4 V
Power Source LiPo / LiFe / Ni-MH
Regulator Type (add)
Temperature (add)
Water Rating (add)
Certification (add)
Idle Current (add)
Connectivity
Connector (add)
Wire Length 230 mm
Origin
Country of Origin Japan

Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.

Performance Analysis

Shaft Power 6.39–9.76 W
Torque Density6.7286 oz-in/g
1st-highest torque density of 38 KO Propo servos
Torque-to-Volume Ratio280.34 oz-in/in³
1st-highest torque-to-volume ratio of 38 KO Propo servos
Power Density5.281 W/in³
1st-highest power density of 112 KO Propo servos
Speed-to-Weight0.08658 (1/sec·g)
Faster than 0% of the 38 KO Propo servos in the database
Speed-Torque Trade-off77.72
1st-highest speed-torque trade-off of 38 KO Propo servos
Torque Gain per Volt15.89%/V
More voltage-responsive (torque) than 64% of the 29 KO Propo servos in the database
Speed Gain per Volt17.86%/V
3rd-highest speed gain per volt of 29 KO Propo servos
Voltage Range Width1.4 V
2nd-highest voltage range width of 38 KO Propo servos

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