Rotary 9643 Cylinder & Piston Assembly Fits Stihl by Rotary $61.19 Sold out 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out PRODUCT INFORMATION Type Other PRODUCT DESCRIPTION DESCRIPTION Fits Stihl Model TS400. REPLACES OEM STIHL 4223-020-1200