Maxx Servo Arm Metal Double Side 4" Futaba (KA4003)
Sale price
$11.99
Regular price $17.99
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Low StockIn Stock
Maxx Servo Arm Metal Double Side 4" Futaba (KA4003)
Sale price
$11.99
Regular price $17.99
You Save $6 (33%)
In Stock
Arrives
Free shipping on orders $99+.
Pick up today in Cumming, usually ready in 2 hours.
Metal Construction
Maximum durability and strength
Double Sided
Versatile linkage setup options
4 Inch Length
Extended reach for scale models
Precision Steering ControlHeavy duty metal servo arm upgrade
Upgrade your RC linkage setup with the heavy-duty Servo Arm Metal Double Side 4" Futaba. Engineered for high-torque RC vehicle applications, this metal servo horn eliminates flex to deliver crisp steering and throttle response under extreme loads.
Built For Extreme PerformanceRigid aluminum construction for heavy loads
The Servo Arm Metal Double Side 4" Futaba is crafted from premium machined metal to withstand the rigorous demands of large-scale RC aircraft, monster trucks, and high-performance steering systems. Featuring a 4-inch double-sided design, this Futaba servo arm provides ideal mounting options for pull-pull rudder systems and dual-linkage setups. Its rigid structure prevents stripping and flexing, ensuring maximum transfer of power from your high-torque brushless servo directly to your control surfaces.
Technical SpecificationsCompatibility and structural details
Compatible Vehicles
Futaba Spline Servos (25T) (car)
Part Type
Double-Sided Servo Arm
Material
Heavy-Duty Metal / Aluminum
Placement/Position
Servo Output Shaft
Dimensions
4.0 in (101.6 mm) (ruler)
Weight
0.5 oz (14 g) (scale)
Key FeaturesEngineered for durability and precise response
Durable ConstructionCNC-machined metal prevents flex and wear
Double-Sided DesignSupports pull-pull setups and complex control linkages
Futaba CompatibilityPrecision splined hub designed specifically for Futaba servos
Extended Length4-inch span delivers increased leverage and maximum control throw
Multiple Mounting PointsPre-drilled holes along each arm allow easy linkage adjustment
Zero FlexHeavy-duty metal design ensures direct power transmission under heavy load
Frequently Asked QuestionsEverything you need to know
What servos are compatible with the Servo Arm Metal Double Side 4" Futaba?
The Servo Arm Metal Double Side 4" Futaba is designed to fit standard Futaba servo output shafts with a 25-tooth spline configuration.
What are the main applications for the Servo Arm Metal Double Side 4" Futaba?
This 4-inch double-sided arm is ideal for large-scale RC airplanes (such as pull-pull rudder setups), large 1/5 scale RC cars, and heavy-duty steering or winch linkages.
Why should I upgrade to the Servo Arm Metal Double Side 4" Futaba over a stock plastic arm?
Standard plastic servo arms can flex or strip under high torque. The metal construction of the Servo Arm Metal Double Side 4" Futaba eliminates flex, ensuring maximum precision and long-term durability under stress.
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