Swivelling Manger (S300) Operable from inside and out it is simple to install in a suitable wooden wall – simply cut a hole and bolt the cut ends to the outer frame the removed boards are shortened and fitted into inner frame. It allows safe feeding of aggressive or lively horses and advance preparation of feed for an unqualified person to later administer. Tough Stubbythene manger in bright zinc plated steel frame. Complete with anti-waste bars. Height: 36cm , width: 84cm, depth: 38cm. Capacity: 26 litres.