The ESSENTRA / RICHCO Multi Panel Elastomer Fan Mount, FMM-1, is designed to securely hold fans in place while reducing vibration and noise. With a dimension of 119.2 mm (4.693 in), this fan mount can accommodate various fan sizes. The elastomer construction provides excellent shock absorption and ensures longevity. Install the FMM-1 fan mount easily with its simple clip-on design, offering a hassle-free solution for fan mounting applications.