PTFE Bowden Collet Clips  Assorted Sizes
Free     Thingiverse     BlankMan

PTFE Bowden Collet Clips - Assorted Sizes

Title pretty much says it all ...

similar models —

PTFE Bowden Collet Clips - Assorted Sizes alternatives
E3D Collet Clip
brandonbeller
PTFE Tube Organizer Clip
Printschnitzel.at