2" Open Back Flush Mount Rubber Grommet by Optronics, Inc.
Black PVC grommet allows 2" diameter sealed lights to be flush mounted. Provides shock mount to lengthen lamp life. Requires parts A46PB or A49PB for electrical connection. 2-5/16" mounting hole required.

A-54GB 2" Open Back Flush Mount Rubber Grommet by Optronics, Inc.
Replaces # G2G