The low profile snap-in design requires no screws or adhesives to securely mount into a metal or plastic base. The TPE top provides a durable, non-skid surface. Snap-In Feet ensure a liquid tight seal and can be used for indoor or outdoor applications. Part Description Key: LTBP XXX-YYY where XXX = Mounting Hole Diameter (inches) and YYY = Maximum Panel Thickness (inches)