Compatible with: All 510 Cartridges, All magnetic 510 Vaporizers. Replacement magnetic adapter for the Cartisan Black Box NEO or any other 510 magnetic cartridge device. This part provides the convenient magnetic attachment of any cartridge to the Black Box NEO or any other 510 threaded device. Pack size: 1 pack. Each pack contains one pair (1 x Tall and 1 x Short) of 510 magnetic adapters. Size: Tall Adapter: 0.5 mL cartridge Short Adapter: 1.0 mL cartridge