Yes, you can. Saturday's special is buy 3 get the 4th free on all MPX products. Cartridges are the same price as a full gram of MPX cured shatter or wax.
I don't work there. I just me dicate
I don't think so. Cartridges cost more.
I think as long as it is MPX brand you should be golden! Not 100% tho.
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