M3 spacers 30 mm x 4

4 M3 round spacers for a lifted sensor or a fan, 30 mm tall. They print standing with 3 walls, which makes them solid at this diameter; the bore follows the DIN 273 medium clearance fit.

2D preview

Specifications

Printing

• Prints standing, no supports; 3+ walls make the wall solid at these diameters.
• Hex flats take a wrench when the screw spins.
• Tall thin spacers: slow down the last centimetre or the top rings wobble.

More spacers & standoffs

• M3 hex standoffs, 10 mm x 8 pcs
• M5 spacers, 25 mm x 4 pcs
• M2 spacers 5 mm x 10
• M2.5 hex standoffs 6 mm x 8
• M2.5 hex standoffs 11 mm x 8
• M2.5 spacers 16 mm x 8
• M3 hex standoffs 5 mm x 12
• M3 hex standoffs 15 mm x 8
• All spacers & standoffs · set your own dimensions in the Spacer Generator