Tentacle base

Detail link: https://www.renderotica.com/store/sku/68364_Tentacle-base
Tentacle base is a fully customizable rigged monster figure prop with five highly detailed Iray material presets designed to provide a handy base for dbxxx "Realistic tentacle" products but can be used as a stand-alone monster. Tentacle base also comes with it's strand based hair preset.

It has a simple 4 bone rig of which 2 bones control the rim so it can be posed easily using individual bones translation, rotation and scale(selectable in viewport).