Capture steady wildlife images from the comfort of your car using the PROAIM KEEN-EYE : CAR DOOR CAMERA SUPPORT MOUNT is designed for use with 400–600 mm lenses, this wide, adjustable platform can be used on the interior or exterior of your car, supports up to 22 lb, and incorporates a bubble level for even positioning. It fits most car doors and glass windows and comes with a 3/8"-16 screw for mounting your camera or a ball head.