PCB Support Pillars - Edge Locking Screw Mount/Long Nose
Edge Locking Supports provide a secure hold on the side of the PCB allowing for easy removal. Screw mount supports are very secure and reliable. These mount with a self-tapping screw.
PCB Support Pillars - Stud Fitting
These spacers are installed onto the bottom board by pushing them onto a #8 or M4 screw or stud. The teeth inside the spacer grip onto the threads. The top fastener is a locking bayonet nose.
Screw & Lock Support - Locking, Bayonet Nose, Self-Threading Female
These spacers have a threaded female end that is mounted securely using a screw. The top end has a locking arrowhead nose that holds the PCB in place.