Available to Build Custom Fenders and Tanks for Your Custom Bike. Why pay big dollars for "high production" custom parts. Have one-of-a-kind parts built locally and save money. Fifield Fabrication is experienced with tubing (mild steel, chomoly, aluminum) and sheetmetal (steel and aluminum)  fabrication for structural applications (e.g., work benches, frames, railings, landscape art, trailers, etc.)  and automotive custom applications (roll bars, light bars, complete frames, auto restoration and hot rodding, motorcycle frames, gas tanks and fenders, etc.)