The MOT-JK42HS40-1704 is a 42mm Nema-17 2-Phase 4-Wire Stepper Motor with 1.8° step angle, 1500 RPM, 12~24V used on CNC machines and 3D printers.
This is a one meter length of red polyurethane tubing OD 8MM , ID 5 mm
This is a one meter length of clear polyurethane tubing OD 10MM , ID 6.5 mm
This is a one meter length of blue polyurethane tubing OD 10mm , ID 6.5 mm.