The pinion house unit RSD 250-40 RR serves as a drive, which is placed underneath for push-pull shading systems. By standard it is equipped with mounting straps for truss on the right side. This position enables a very close mounting to the rack. On demand we are able to deliver the pinion house unit with straps on the left side or on both sides. Material: galvanized steel, pinions are hardend especially Ridder Art.-Nr.: 500280