Groening Industries Ltd 224 Railway Avenue , Treherne , Manitoba R0G 2V0 Canada About Solutions products Companies Groening Industries Ltd Products Header Trailers Header Trailers 0 Share Header Transport Trailers; Adjustable axle and brackets. Accomodates all headers up to 36 feet. Customer reviews No reviews were found for Header Trailers. Be the first to review! Add your review Publish your review Great! review successfully added!