This thick, rubber/foam mounting gasket is a must-have to ensure proper fit and to protect your light from water and corrosion. It evens out the curves of the light and the curves of your roof for the best fit possible. Made for Grakon 1000-style cab lights. May require use of a sharp blade to trim excess material. Sold SINGLE.

Tip-to-tip length of 12″, measures 10″ between bolt holes. Approximately 3-5/8″ at the widest point.