well you could do wut i did. get a sticky brick flip brick and get a 14mm downstem thats at least 5 inches, a rubber band and hemp which for the end piece of the down stem. The sticky brick heats up really quickly with a butance torch, hits hard like your smoking a pipe, saves your chronic and...
id recommend the dynavap m cap, that was my first butane vape and has .1 g size oven. it hits hard for its size as a vape(like your hitting a one hitter) and very effiecnt at saving bud as well. and its a butane vape which means you dont have to worry about battery life.
personally my go to vape for everything is a sorta ghetto rigged flip brick by sticky brick. i just put a 5 inch 14mm down stem onto it and use it as a mouthpiece. pretty much the the butane vapes for the quick n heavy. it gets me stoned like im smoking out of a pipe.