Standard post holders have a screw that directly connects to the optical table and clamps the posts. These post holders, which do not have any additional features, are ideal for standard applications.
Standard post holders have a spring-loaded and hexagonal locking button (5 mm) made of aluminum for ease of positioning. The wide, square-shaped gap provides a stable installation by providing two lines of stable contact. There is an M6 threaded hole on the bottom part.
These standard post holders are designed with a large cutting gap that provides two lines of contact for high stability. The spring-loaded plunger inside the aluminum head securely holds a steel post before final tightening. This design allows pole-mounted devices to be positioned with one hand.