Makes hotend tubes 25mm to 55mm long.

Print with 0.4mm nozzle and typical settings.

Step-by-step instructions.

BOM:

• 1 M3 square nut (thick or thin)
• 1 40mm M3 screw (socket head, fully threaded)
• Printed parts (typical printing settings)
• 4mm OD, 2mm or 1.9mm ID (Capricorn XS)

Tools:

• Cutter
• Power drill
• Small Philips (+) screw bit or screwdriver

Pre-supported, pre-oriented, built-in supports.

Check my other projects at mihaidesigns.com.