This video illustrates height adjustment of 1D Front Locking Devices for Elite Plus and Maxcess drawer slides.

The Elite Plus brings together the advances of undermount technology with a precision roller carriage and features a liquid damper technology that is designed for a smoother closing transition.
https://www.grassusa.com/products/eli...

Maxcess is an economical, softclose, undermount slide that offers a high degree of convenience and satisfaction.
https://www.grassusa.com/products/max...