Welcome to
Fat Katz Inc.

Custom, handmade products for the American motorcycle industry.

(530) 268-2232

Tank and fender building is more than just a business — it’s an art form. For decades, Fat Katz has proudly crafted America’s finest handmade, custom motorcycle products. These products have been featured by cutting-edge bike builders across America. Based in Grass Valley, CA, owner Don Baumunk and his team of metal artists are the best in the business. Their craftsmanship is second to none. Contact Fat Katz today and take your motorcycle to the next level.