This is the heavy duty 4-40 ball link from Du-Bro for use with throttle hook-ups and control take-offs on servo arms.
Includes: Ball cup, stand-off ball joint and 4-40 nut with nylon locking insert
Requires: Assembly to model
Ball Link Length: 1 (25.4mm)
Ball Link Hex Adjuster Size: 0.25 (6.4mm)
Ball Joint Ball Diameter: 0.212 (5.4mm)