Double Benefits: Monitor arm is easily adjustable on the 31
Easy Installation: No complicated tools or tedious steps
Package Includes: WALI 3 Height Adjustable Metal Monitor Stand Riser x 1
and the back of the monitor screen must have VESA mounting holes with a pitch of 75 x 75mm or 100 x 100 mm
It frees up desk space by lifting your monitor higher and aligning it to a better viewing angle based on your seating position
WALI Projector Ceiling Mount Tray,Projector Wall Mount Holds up to 22lbs, Height Adjustable Universal Projectors Mount, No Hole Installation, Hidden Cable Routing, Black(PM-005-B) Double Benefits: Monitor arm isApplication: WALI Durable steel ceiling wall mount fits most projectors, laptops, or cameras. Tray holds up to 22 lbs. Size: 13. 7" x 8. 6" x 1. 9". Great for screens and electronic devices Height Adjustment: Its height adjustability allows you to change rooms, projectors, and screen configurations without buying a new mount. When ceiling mount it can extend 14. 1" 21. 6", when wall mount it can extend 22. 8" 30. 2"(including universal tray) Easy