4 parts ganja grinder:

1. The metal Grinder is made of CNC technique from a wohle part of Aluminum,
2. Sizes: 4parts in diameter of 40/50/55/62//89/ 101mm,
3. Color: silver, grey, red, green, blue, purple, etc.
4. Customized logo: can engrave/print your logo on the grinder,
5. Material: Aluminum.