Premium passenger side mount package for 1997-2018 premium passenger side mount package Ford E-Series van, stability support arm Premium PKG-PSM package includes a Heavy-duty vehicle specific base plate, Heavy-duty pole with height adjust handle, swing arm motion device with tilt-swivel and stability support arm. By bundling all of the necessary parts in one sku we have simplified the ordering process. The Heavy-duty vehicle specific mounting base mounts to existing OEM seat bolts for easy installation (C-HDM-106). Heavy-duty height adjustable poles bolt to the vehicle specific base. precision machined parts eliminate metal-to-metal contact and allow for smooth movement during height adjustment. (C-HDM-203).