KICKER brass hardware uses Versa-Gauge connection points with oversized convex screws for rock-solid connections. Use multiple gauge wires with no adapters needed. You get a clean, sharp install that lasts for years. FHS AFS Fuse Holder, 1/0-8AWG in/out, Single Fuse The KICKER FHS fuse holder accepts 1/0 – 8 AWG power cables and accommodates any size AFS fuse. The FHS uses Versa-Gauge connection points with oversized convex screws for rock-solid connections. The wire receptacles work with most wire sizes for a clean, sharp install and a negative-post adapter collar that locks into place for a tight grip.