Home Best refillable 510 thread cartridge Best refillable 510 thread cartridge with 1gram tank wickless & postless, and provides a cost-effective solution for CBD/ THC/ Delta 8&10/ Live Resin & Rosin. It is the newest and popular styles of 510 thread cartridge. Etched Ceramic Coil for better vaping experience Tip: press in by machine Capacity Options: 0.5ml…