View By Product Type View By Manufacturer Catalog > Helicopters > Larger Electric Coaxial Helicopters Click on a category link below to view all products in that category, including spare parts. Walkera Dual Rotor Coaxial (#38) Prices, product specifications, and product availability are subject to change without notice. © Copyright 1998-2008, 2009 BP Hobbies, LLC. All rights reserved.