The Pro Gear Window Mount will stabilize your optic using 6061-T6 aluminum so you can spot and watch game from the comfort of your drivers seat. Outfitted with a 3/8"-16" screw, it accepts our new Pro Gear Panhead as well as most third-party options, and its rubberized clamp wont scratch glass. It also features a large locking knob for speed and security. Even with gloved hands, you'll be able to go from driving to glassing in just a few quick motions.