This is a DU-BRO .45 80 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"