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 - Non-Symmetric Head Outside Diameter (mm): 64.8 Head Outside Diameter (in): 2.55 Head Thickness (mm): 22.9 Head Thickness (in): 0.9 Pilot Outside Diameter (mm): 40 Pilot Outside Diameter (in): 1.57 Inside Diameter (mm): 16.7 Inside Diameter (in): 0.66 Mount Height (mm): 54 Mount Height (in): 2.13 Pad Height (mm): 22.9 Pad Height (in): 0.9 Bonded Sleeve: Yes Standard Bolt Size: M16