If you have been using a torch for dabbing

There's a space available for carb caps of all sizes

which match to the handle on the side

When you pull it out to use it

GRAV® One Hitter Herb Slide - 5 Pack Grinder If you have been usingAh, what a great accessory for owners of GRAV water pipes and oil rigs! The One Hitter Herb Slide works with any corresponding 14. 5 mm female pipe and enables you to load just enough for one nice big hit. This bowl sits atop raised stems, so it's also a joy to behold. It's made entirely out of high quality borosilicate glass and has glass studs to make handling easier. This nice GRAV One Hitter Banger is sold as a pack of 5.