STIHL CHAINSAW CLUTCH SPROCKET WITH CAGE AND PUMP ENGAGEMENT FOR MODELS: 024, 026 AFTER S7NX25809074 MS260, 270 DIMENSIONS: (A) BORE: 13 MM (B) OUTSIDE DIAMETER: 71 MM (C) INSIDE DIAMETER: 68 MM INCH PITCH: 3/8" N TEETH: 7 CODE: 656105 ORIGINAL CODE: - STIHL VR