Embodiments of the invention come up from a guide and support member within a device for testing electronic components, which guide and support member can be moved into a feeding position and into a testing position, the guide and support member with a base body for accommodating an electronic component to be tested, with at least one support for supporting contact springs of the electronic component to be tested, and with at least one stopper that stops the movement of the electronic component to be tested at one of its contact springs once the electronic component to be tested is in an exact position. According to the invention, the at least one support comprises a ceramic material, wherein the stopper is anchored in the base body.