Description:* Not a genuine part suitable for Husqvarna 350, 351, for Jonsered 2150 CS2150.* Compare your old assembly to the one shown in the photo and check the dimensions with those shown below to make sure this is the correct assembly for your chainsaw, as more than one type may have been fitted.* Dimensions: Piston diameter = 44mm * Part number GHS-2760* OEM part number-5038699-71* Barrel and piston supplied with: 44mm diameter cylinder, piston, mandrel and clipsPackage contents:All parts in the first picture. Note:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.