Marlborough Horse Boxes: Suppliers of Quality Horseboxes in Knutsford Marlborough Horse Boxes is a family-run business based in Knutsford, Cheshire. Established in 1975, they have been providing quality horseboxes for sale for over 30 years. With a wide selection of horseboxes for sale, they are sure to have the perfect horsebox for all your needs. […]