The NewStar desk grommet mount, model FPMA-D960GROMMET is the right solution to mount a monitor arm on a desk using the available cable hole on desks. This product includes the grommet, one 40 cm pole and installation material. This mount must be purchased separately from the desk mount arm. A unique cable management conceals and routes cables through the cable holes of the grommet. Hide your cables to keep the workplace nice and tidy. - Desk mount: Desk grommet - Height: 0 - 40 cm