Isolation mounts are used to attach and position systems, accommodate displacement, and isolate components from the surrounding structure (vibration, shock, noise). Mount Type: Two-Piece - Symmetric Head Outside Diameter (mm): 110 Head Outside Diameter (in): 4.33 Head Thickness (mm): 39 Head Thickness (in): 1.54 Pilot Outside Diameter (mm): 56.9 Pilot Outside Diameter (in): 2.24 Inside Diameter (mm): 22.5 Inside Diameter (in): 0.89 Mount Height (mm): 46.5 Mount Height (in): 1.83 Bonded Sleeve: Yes