BESTOP WINDJAMMER JK 4 DOOR BLACK

Allows airflow while diverting wind, rain and dust from entering cockpit. Helps keep cockpit warm in cold weather. Convenient roll up -doggie door- allows access to items in rear of vehicle. Easily attaches with straps, buckles and patented Belt-RailÖ system. (Must be used with Duster Deck Cover #90031 or with Duster Extension #90034)