Note: Additional accessories required: 8mm diameter, 120mm length steel rod, 22mm outer diameter, 8mm inner diameter, and 2 bearings

Recently, I needed to use TPU filament. I heard from other users that it's necessary to reduce the feeding resistance. After checking out many models on the website, I felt the resistance wasn't low enough, so I decided to design one myself.

It works great and is super easy to use 👍