This is the standard replacement coil for the Mig Vapor Wasp oil pen. These need to be changed out from time to time, so we make sure to have you covered! Listing is for one single replacement coil for the Mig Vapor Wasp.
It came with stress cracks I couldn't see till after I used it. I emailed and got no response. I understand glass can have issues but I don't like no response to an email