Du-Bro Heavy Duty 4-40 Ball Link (DUB884)
$4.35
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In Stock
Du-Bro Heavy Duty 4-40 Ball Link (DUB884)
$4.35
In Stock
Arrives
Free shipping on orders $99+.
Pick up today in Cumming, usually ready in 2 hours.
4-40 Thread
Standard Heavy Duty Hardware
Self-Threading
Secure Wire Link Connection
3-Piece Set
Includes Ball Socket Locknut
Precision Control LinkageReliable Hardware for RC Models
The DuBro Heavy Duty 4-40 Ball Link delivers dependable, smooth control connections for your high-performance RC aircraft and surface vehicles. Designed with a high-strength self-threading socket, this ball link ensures a precise fit onto standard 4-40 pushrod wire. Perfect for heavy-duty steering and control surface setups where slop-free operation is critical.
Heavy-Duty Linkage PerformanceEngineered for Smooth Servo Operation
Upgrade or repair your RC linkage system with the ultimate in mechanical durability using the DuBro Heavy Duty 4-40 Ball Link set. Each package includes a precision 4-40 threaded ball, a self-threading socket specifically engineered for 4-40 pushrod wire, and a sturdy 4-40 lock nut to secure everything tightly in place. Whether you are building giant-scale RC airplanes, heavy-duty RC trucks, or custom hobby projects, this robust hardware component eliminates mechanical slop and binding, transferring servo torque directly to control surfaces with maximum accuracy.
Hardware SpecificationsSize and Compatibility Details
Part Type
Ball Link Set
Thread Size
4-40
Compatible Rod Size
4-40 Threaded Wire
Material
Steel Ball & Nut / Composite Socket
Package Quantity
1 Assembly Set
Includes
Threaded Ball, Self-Threading Socket, Lock Nut
Placement/Position
Control Surface / Steering Linkage
Key Hardware FeaturesBuilt for Strength and Durability
Thread SizeHeavy-Duty 4-40 Threading
Socket StyleSelf-Threading Socket Design
Included Components3-Piece Complete Assembly
Nut Type4-40 Lock Nut Included
OperationSmooth Slop-Free Movement
CompatibilityIdeal for RC Airplanes, Cars, and Boats
Frequently Asked QuestionsEverything you need to know
What is included with the DuBro Heavy Duty 4-40 Ball Link?
The package includes one 4-40 threaded ball, one self-threading socket designed for 4-40 wire, and one 4-40 lock nut.
What wire size works best with the DuBro Heavy Duty 4-40 Ball Link?
This ball link socket is designed specifically to thread onto standard 4-40 pushrods and threaded wire.
Is the DuBro Heavy Duty 4-40 Ball Link suitable for large-scale RC aircraft?
Yes, the heavy-duty 4-40 construction makes it ideal for high-stress control surfaces in giant-scale RC airplanes, surface vehicles, and boats.
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