The HV carmount model isa Heavy Dutysturdy mount; itshows noshacking whiledriving. TheSlipGrip Carmount iscompatible withany windshieldor flat smoothsurface whichallows Designed For asuction cup tostick to. Thebracket is wellconstructedand designedDesigned For strength andis perfectlydesigned to fityour devicesnuggly.SlipGrip Mountsare constructedDesigned Form HighQuality ABSplastic. Photosare stock, butthe actualmount deliveredto you will bethe one youordered. Thenew HV Mounthas a 22mmball, whichallows Designed Forsmootharticulation ofthe holder.