You can haul two etrikes with the Pro HD 36-70 Rack. As long as the etrikes meet the size and a weight limitations of the rack. With a platform of 36 inches by 70 inches and weight limit of 200 pounds, the Pro HD 36-70 eTrike rack can haul two Lectic XP Trikes, two Velotric Trikker's, two TK Pro's and many other brands and combination for brands.