The Channel, Model #MMM-CH2C one of the most fundamental components of the maker mount module product line. It is used with either the MMM-Din rail T-bar clips, or the MMM T-bar. It can be used to mount virtually any electrical/electronic component to a surface or to Din rail.
Making that component a modular removable component in your systems. It can also be used as a stand-alone item to create a better version of a standoff, for mounting PCB's to any surface.
The Product is 2 in long and includes 3 holes with internal countersink diameter .125in (3.18mm) suitable for use with a #4-40 or 3 mm machine screw.