Simple Pendulum Clamp

Horizontal support with tightening knobs and an end clamp for simple-pendulum teaching setups.
The pictured assembly has a horizontal arm with three tightening knobs and a clamp at one end. It is intended for securing a simple-pendulum setup; the photograph does not establish that a stand, pendulum bob or string is supplied.
Use: Securing a simple-pendulum teaching setup
Visible structure: Horizontal arm, tightening knobs and end clamp
Mounting compatibility: To be confirmed
Stand, pendulum bob and string: Inclusion to be confirmed