Features of the Logis Universal Pack toilet brush + double roll holder, Chrome (41722000-DUOLOGIS2) : Logis Universal Toilet brush with holder (41722000) : wall-mounted Material: brass recess material: matt glass with removable insert with mounting material concealed fastening drilling distance 26 mm Diameter drill hole: 6 mm Logis Universal Spare toilet roll holder (41717000) : wall-mounted Material: brass with mounting material concealed fastening Drilling distance: 26 mm Diameter drill hole: 6 mm for 2 paper rolls