Piko HO Scale 57081 Roadbed Christmas Train Starter Set. Piko 57081 HO Scale Roadbed Christmas Train Starter Set. Please note the following. About Black Forest® Hobby Supply Co. Black Forest® Hobby Supply Co is an American hobby retailer based in Scottsdale, AZ. Our company specializes in model trains, diorama products, miniature scenic accessories, model figures, model building kits, model planes, and model cars and trucks (including die-cast) across all major scales. Black Forest® Hobby Supply Co was established in 2008 as part of Interlaken Brands. We’re proud to serve customers in more than 130 countries worldwide.