Great Planes 4-40 Bolt On Swivel Ball Links 4 Pcs

INCLUDES: Four Socket screws (4-40 x 1/2")
Four Hex shanks/w ball swivel (nylon with brass)
Four Standoffs (brass)
Four Hex nuts (4-40)

FEATURES: The hex shaped shank helps the swivel arm thread on smoothly and hold
tightly without additional hardware. The brass swivel allows the
control arm to move freely through a wide range of motion.
The socket screws and hex nut are zinc plated and hold tightly in
place to provide a strong center pivot. Accepts a 4-40 threaded rod.

REQUIRES: 3/32" hex wrench to tighten screw