FILTERWEARS Pre-Filter F103 For SPECTRE Air Filters 9131, 9132, 9136, 9138

Direct from manufacturer. Made in the USA.

Filter material: 100% monofilament polyester with water repellent finish standard on all prefilters. Closed top, round taper prefilter.

Measurements: 4.75"(top diameter), 6.0"(base diameter), 6.8"(height)

Fits SPECTRE Air Filters: 9131, 9132, 9136, 9138