Features: 1Cylinder piston assembly kit, designed for Stihl MS201 MS201T chainsaw, the replacement number is 1145 020 1200. 2Using high quality iron and aluminum alloy materials, high hardness, good durability, wear resistance and stability. 3It meets strict quality control standards, professionally manufactured, and highly matches the original equipment. 4The perfect accessory for garden tools, with good compatibility, can directly replace old or damaged parts. 5Professional manufacturing, superb craftsmanship and high accuracy help to provide the best performance. Item Type: Chainsaw Accessory Material: Iron, Aluminum Alloy Weight: Approx. 570g / 20.1oz Application: For Stihl MS201 MS201T chain saw Replacement Number: 1145 020 1200 Cylinder Bottom Hole Diameter: Approx. 40mm / 1.6in 1 x Cylinder 1 x Piston Assembly (6Pcs)