RAM Square Post Mount with 75x75mm VESA Plate, For Posts up to 3" Wide track-mount-components including vibration generated by high-powered

including vibration generated by high-powered motorcycle engines

and other B Size ball accessories

The track-mounted base slides easily into most track systems

This universal phone holder is suitable for compatible smartphones used in vehicles

RAM Square Post Mount with 75x75mm VESA Plate, For Posts up to 3" Wide track-mount-components including vibration generated by high-poweredFeatures: Square post clamp base front plate with a 1. 5" rubber ball, a back plate and two stainless steel nuts and bolts Fits square posts with a maximum width of 3" and a maximum depth of 2 1 8" Standard size(medium) double socket arm Overall length: 5. 69", socket to socket length of 4. 66" Square 3. 625" plate with a 75mm X 75mm VESA hole pattern 1. 5" rubber ball ball is positioned 0. 88" from the center of one edge Two optional slotted holes