Item Type: Cylinder Kit Material: Aluminum Alloy + Iron + Plastic Color: As shown in the picture Cylinder Bottom Hole Diameter: Approx.56mm / 2.20in Replace OEM: 1122 020 1211 Weight: Approx. 1076g / 38oz Application: Suitable for Stihl MS660 066 Magnum chainsaw 1Chainsaw replacement parts for Stihl MS660 066 Magnum Chainsaw, Replace the part number of 1122 020 1211. 2Our replacement parts casted with Aluminum alloy, iron, plastic materials, high hardness and better wear & tear resistance. 3The perfect accessory for garden tools has better working power and can effectively extend the service life of the machine. 4Easy installation and assembly, stable performance, direct replacement of old or damaged parts. 5Professional manufacturing, superb craftsmanship and high precise craft help to provide the best performance. 1 x Cylinder 1 x Piston Set(6 pcs) 1 x Intake Manifold 1 x Bearing 1 x Sparking Plug 1 x Relief Valve 2 x Oil Seal 2 x Nut 2 x Bar Stud 1 x Short Bar Nut 2 x Pawl 1 x Thin Washer 1 x Clip Spring 1. Please allow 1?2in error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.