RAM-VB-185-TABL3-SK is a No-Drill vehicle mount with Tab-Lock cradle and locking security knobs. The No-Drill base installs quickly and easily into the specified vehicles using the existing hardware of the passenger side seat rails. This configuration provides a telescoping feature that ranges from 12 to 18 inches. Dual swing arms provide articulation and 12 inches of reach for passenger and driver access to the mounted device. Patented rubber ball and socket joint provides additional adjustment as well as shock and vibration isolation. The Tab-Lock cradle includes a spring loaded design makes it easy to load and unload your iPad, along with keeping it secure while on the go. Cup ends are designed to optimize the functionality of your iPad, allowing access to audio jacks, usb, power, and other ports, your iPad can be used just as it was intended. Quickly lock the cradle, keeping your iPad secure and safe from theft. With an emphasis on aesthetics and function, the security knobs are low in profile and only adds a small amount of additional bulk to your system when compared to the standard knob included. The knobs are the perfect accessory for keeping your mounted electronic device safe from theft and tampering. Cradle Dimensions: Height: 8.25″ to 9.875″ Width: 6.38″ to 7.75″ Depth: 0.13″ to 0.56″