![Jackson JS22-7 Dinky with Seymour Duncan Alpha and Omega humbuckers](http://www.lonephantom.com/wp-content/uploads/2019/12/09a85b3c-9075-4236-8ca2-570a61b475a2-5318-00000159ad302fe5_file-1-268x200.jpg)
Seymour Duncan Mark Holcomb signature Alpha and Omega pickups for seven string – review
Periphery are one of the most influential progressive metal bands of the last ten years. Mark Holcomb is one of the three axe-slingers in the band, and he teamed up with Seymour Duncan to build a limited edition pickup to slot into his signature Paul Reed Smith guitars. The pickups …