1502 Series 4mm ID Spacer, 1502-0006

As low as £1.85 £1.54

Create distance between parts, reduce a bore size, add a shoulder to a bolt, mount a bearing, or use as a lightweight shaft. Aluminum spacers have tons of uses, and having a variety of sizes on hand while building might be just what you need to tie up the loose ends necessary for the completion of your robot.