This is a DU-BRO .80-.91 4-cycle Vibration Reducing Motor Mount.

FEATURES: Made of aluminum
          Two piece design allows for many different engine sizes to be mounted
          Effectively reduces vibration/harmonics, greatly reducing airframe &
            component fatigue
          Simple & easy to install
          Specially designed elastomerics(rubber mounting grommets) to absorb
            vibration
          Helps in airframe noise reduction

INCLUDES: One left half of mount        Eight elastomerics
          One right half of mount       Four mounting screws
          Eight spools                  Four blind nuts

SPECS:    Length of each arm: 3-1/4"
          Overall length of mount: 4"
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