Roadmaster Adapter 031 Adapts Falcon, Blackhawk or Sterling bars to Blue Ox brackets RM031 Adaptor 031 - Adapts Falcon, Blackhawk, or Sterling tow bars to , Blue Ox brackets. Roadmaster Manufactures almost twice as many brackets as any other company. As a result customers frequently ask if we make a bracket for their car which will also fit a competitor's tow bar. The answer is almost always yes! Order Here Item # Price Quantity   RM031 $88.95