STIHL chain saw models: 044, 046, MS 440, MS 460 height in mm: 21,30 Bore size D. in mm: 4,50 D. high in mm: 17,60 D. low in mm: 35,00 Reference code: 170-370 Original part number: 1128 790 9900, 1128 790 9908 STIHL VR