ECM v3 Barrel Reducing tool 22mm  2230mm OD model
Free     Printables     UntangleWORKS

ECM v3 Barrel Reducing tool 22mm / 22.30mm OD model

in case you have a hard time finding the metal pipe for the original Barrel Reducing tool then here is a 22mm OD models ...

similar models —

ECM v3 Barrel Reducing tool 22mm / 22.30mm OD model alternatives
POTTERY DIE SQUARE 30MM OD
Freddie's DDDprints
barrel tool
luigi20000
Gummistopfen MK1
Scorch1262