rigged tentacle set with pbr and non-pbr textures 3Dモデル

set of simple round-section tentacles in three sizes.
*.blend files contain the rigged models, *.fbx files contain unposed meshes without armature.
pose or animate tentacles within blender, pose and export via .fbx, or rig at destination.
simple single-seam unwrap.
textures include pbr metal/rough, pbr gloss/spec, and non-pbr gloss/spec. 2k and 4k versions of each.
*.spsm files included in the appropriate texture folders for substance painter 2 editing.
all models set at 0,0
sample-ball and monkey not included.
rendered in marmoset toolbag 2 and iray.
polygon count represents largest model.
please report any errors or omissions.
thankyou.