The guitar half of his one-two amp assault is a 50-watt 1970 Marshall JMP that was overhauled (including a fresh Mercury Magnetics transformer) by Tennessee tech Kevin Shaw of Shaw Audio. It hits a custom-made ported 2x12 cab outfitted with Warehouse Guitar Speakers ET65s.







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![Rig Rundown: AFI [2025]](https://www.premierguitar.com/media-library/youtube.jpg?id=62064741&width=1245&height=700&quality=70&coordinates=0%2C0%2C0%2C0)












































Zach loves his Sovtek Mig 60 head, which he plays through a cab he built himself at a pipe-organ shop in Denver. Every glue joint is lined with thin leather for maximum air tightness, and it’s stocked with Celestion G12M Greenback speakers.







