Each arm supports a weight of 4

And the grommet and C clamp mount is for desk thick 0

The detachable VESA plate makes it simple to attach your monitor

tilt 5°up and 10° down for reducing screen glare

and other computers

MOUNTUP Universal Adjustable Height Speaker Stand MU9146 Monitor Desk Mount Each arm supports a weightSpeaker Stands Pair for SONOS: The rear speaker stands come with 2 sets of trays specially designed for Sonos Era 100, and the Sonos One, One SL & Play: 1. This tailored compatibility ensures a secure, stable, and seamless setup, maximizing the performance and sound quality of your Sonos speakers. Height Adjustment Speaker Stand: Elevate your audio experience with our 35" to 43. 4" adjustable height speaker stand pair. Get your Sonos Era 100 speakers