Cylinder Assembly / Stihl 4223 020 1200Pack Size:1Stihl 4223 020 1200HL Supply H30400-N, Rotary 9643Stihl TS400 Cutquik sawsBore: 49 mm, Coating: Ceramic, Includes: Piston, rings, pin and clips, Ethanol: Not compatible with greater than 10% ethanol fuel