Operated using Blue Genius™ Gold Series II touch control panel, StrongArm™ RVR303™ has recessed hook design and safely and intelligently accommodates standard and non-standard ICC bars. Hook, when activated, detects and secures trailer's ICC bar using 35,000 lb of restraining force. Heavy-duty extension spring ensures constant contact even with airride trailers, while VersaLock™ technology maintains snug hold throughout horizontal operating range.