Cylinder Assembly 49mm for Stihl MS390 MS290 MS310 029 039 Chainsaw – Replaces OEM 1127 020 1216

Compatible replacement cylinder assembly for Stihl MS390, MS290, MS310, 029 and 039 chainsaws. Bore size: 49mm. Replaces OEM number 1127 020 1216. Package contents: items shown in the photos. Important: this cylinder is manufactured with a decompression hole—if your current cylinder does not have a decompression hole, this part will not be compatible. Please verify and compare this unit with your original parts before purchasing to confirm proper fit.