



Ball joints 4mm
Durable ball joints for RC planes, providing smooth, flexible, and secure control linkage connections for precise control surface movement.
This product is currently sold out.
No worries! Enter your email, and we'll let you know as soon as it's back in stock.
BALL JOINTS - SMOOTH AND FLEXIBLE CONTROL LINKAGE
Ball joints are essential for creating flexible yet secure connections between pushrods and control surfaces in RC planes. Designed to allow a full range of motion, these joints reduce binding and ensure smooth, precise adjustments during flight. Constructed from hardened steel or high-strength composite materials, ball joints are resistant to wear, providing long-lasting durability even under high-stress conditions.
Their design allows easy disconnection and reconnection, making them perfect for planes that require frequent adjustments or part replacements. Ball joints are ideal for use in control horns, servo linkages, and other critical control areas, enhancing flight stability and responsiveness.
Key Features:
Material: Hardened steel or reinforced composite for maximum durability
Flexibility: Full range of motion without binding
Compatibility: Fits various RC plane models and linkage systems
Ease of Use: Quick installation and removal for adjustments
Wear Resistant: Maintains performance under high-torque conditions
Function and Benefits:
Ball joints ensure smooth, unrestricted movement of control surfaces, enhancing maneuverability and accuracy. By minimizing friction and reducing the risk of binding, they improve overall flight performance and allow for more precise control inputs.
Installation and Use:
Ball joints can be easily installed by attaching them to the pushrod and securing them to the control horn or servo arm. The snap-on design allows for easy adjustments and quick replacements when needed.
Recommended Accessories:
Pushrods
Control horns
Linkage stoppers
Why Choose These Ball Joints?
Provides smooth and flexible control linkage
Durable and resistant to wear and tear
Enhances control accuracy and flight performance
Ideal for various RC plane models
Upgrade your RC plane’s control system with these high-quality ball joints – essential for precise, smooth, and reliable flight control.

Brand |
Wings and Props |
---|---|
Ball Diameter |
4 mm |
Shank Diameter |
5 mm |
Total Length |
30 mm |
Material |
Nylon,Plastic or Metal |
Max Load Capacity |
5Kg |
Thread Type |
M4 |
Related products
16mm Foam Tyre for RC Plane (Pack of 2)
2.5 Inch Foam Tyre for RC Plane (Pack of 2)
Flat hinges 20mm (Pack of 10)
Nylon landing gear holders (Pack of 2)
Push Rod 1mm Dia
Tail-dragger set
Wheel Collet 4mm (Pack of 10)
A wheel collet is a small, durable component that holds wheels onto the landing gear of RC planes, preventing them from slipping off during flight. Made from high-strength aluminum or steel, it fastens to the axle with a set screw, ensuring stable and reliable wheel attachment for smooth takeoffs and landings.
Reviews
There are no reviews yet.