Du-Bro DUB369 Swivel Ball Link 2-56 for 4-40

The Du-Bro DUB369 Swivel Ball Link features a 2-56 thread designed for use with 4-40 hardware, providing a free-swiveling connection that eliminates binding in RC control linkages. The ball-and-socket design allows multi-axis movement, ensuring smooth and precise control surface response even when linkage geometry isn't perfectly aligned.

Key Features

• Swivel ball-and-socket design eliminates linkage binding
• 2-56 thread compatible with 4-40 hardware
• Multi-axis movement for smooth, precise control response
• Ideal for linkages with non-linear geometry
• Durable construction for long-term field reliability

Compatibility

• 2-56 threaded rod end for use with 4-40 control hardware
• Suitable for RC aircraft control surface linkages

Specifications