Specification: Fits most WALI desk monitor mount. Maximum support 4" thick desktop. 

Compatibility Model List: M001, M002, M003, M004, MF002, MF003, M001XL, M002XL, M001LP, M00LP, MLP01. 

Design: Tightening knob caters for various desk thickness, maximum support 4" thick desktop. Soft pad on the inside protect your desk more effectively. 

Simple: Easy to install and remove, giving more options to place monitor.