E-pipe style: There are a few 510 thread batteries that resemble a pipe, emulating the sensation of “smoking a bowl.” Most utilize magnetic adapters, in order to easily swap between cartridges by just dropping them in.GuidesGuides 2Guides 3Guides 4Guides 5Guides 6Guides 7Guides 8Guides 9Guides 10Guides 11Guides 12Guides 13Guides 14Guides 15Guid