Are most vape carts 510?
The most popular cartridge is a 510-thread, a common connection type that screws the cartridge securely into place.
A vape cartridge is prefilled with cannabis oil, but it's possible to buy empty 510-thread cartridges to fill up on one's own.
Kvap Provide Empty 510 thread vape cartridges and customer can use them for their own oil.
Contact: KVAP
Phone: 86-75528220720
E-mail: info@kvaptech.com
Add: C/Building,Yonghe Road,FuYong Street,BaoAn,Shenzhen,China