Mini caster wheel using only 7m / 20g of filament

Very simple to assemble, extremely cheap.

Total cost less than 0.5$ per wheel

Required materials:

One 608 bearing (For the tire)

A few bb pellets (6mm)

Tools:

One flathead screwdriver

A mallet/hammer

See pictures for instruction

Threaded base available here → [https://makerworld.com/models/1311790](https://makerworld.com/models/1311790)

Use case example, around 40kg, large lead acid battery and a 2000w inverter