This is a DU-BRO 1.20-1.50 4-stroke and 1.20-1.80 2-cycle Engine
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"