Piston Ring Rings Set fit STIHL 1110 034 3000 028 WB, 041 G, 041 FB Chainsaw Engine (44MM) After-market PISTON RING SET-Replace STIHL Part Number: #1110 034 3000 Fits STIHL 028 WB (44MM), 041, 041G, 041 FB, FB G Chainsaw Models Piston Ring Diameter: (44MM), Thickness (1.5MM). This kit consists of 2 (TWO) PCS of Piston rings Estimated Time of Delivery from Singapore: 7-16 working days