Expand the compatibility of your Surco roof rack system with our ACH200 Roof Rack Adapter Set, designed and manufactured in the USA. This heavy-gauge steel adapter set, featuring a durable black powder coat finish, is compatible with the Hummer H3 roof track rail system. Set includes 4 adapters plus all necessary mounting hardware and fasteners, perfect for use with Safari or Adventure Roof Rack Cargo Carriers or Safari and Adventure Crossbars. Surco products Inc. is a premier automotive accessory manufacturer based in the United States. With all products designed, engineered, and manufactured in our Southern California facility, Surco can offer the innovation our customers are looking for while delivering the consistent quality and rugged durability USA made products are known for. Over more than 30 years in business, Surco has evolved its product lines to include a wide range of roof racks, roof ladders, bike carriers, storage solutions, and more - everything you need to accessorize your vehicle for greater versatility, style and cargo capacity.