MJ Arsenal 4-Piece Grinder

Keep your prep smooth and simple with the MJ Arsenal 4-Piece Grinder. Built from sturdy aluminum, this grinder is designed to deliver a consistent, fine grind every time. At 2.2 inches across, it strikes the perfect balance between portability and capacity—big enough for a solid session, small enough to carry with ease.

The four-piece setup gives you everything you need: sharp teeth for even shredding, a chamber for your ground material, a screen to catch kief, and a bottom compartment for storage. Whether you’re rolling up or packing a bowl, this grinder makes the process quick, easy, and efficient.

• Diameter: 2.2" (56mm)

• Four-piece aluminum construction for durability

• Precision teeth for a smooth, consistent grind

• Built-in kief screen and collection chamber

• Compact, portable size with solid capacity

• Available in multiple colors (Black, Blue, Green, Purple)

This grinder, like everything at 421Store, is sold for legal use only.

Questions? Reach out to Ayad anytime at support@421store.com