1、Aluminium Material: Made of high quality aluminium alloy material with high strength and wear resistance, having good performance for long service life. 2、Fine Workmanship: With exquisite workmanship and high accuracy, which is safe and environmentally friendly, so you can use it with confidence. 3、Application Scope: Ideal replacement for the old or damaged original part, suitable for STIHL 066 Ms660 Ms650 MS 650 660 chiansaw to repair. 4、Close Fitting: A perfect accessories, can effectively prolong the service life of the machine, stable performance, can perfectly match your machine. 5、Warm Prompt: The replacement OEM number is 1122 400 1217, please check your model carefully before placing order to avoid inconvenience. 1 x Flywheel Item Type: Chainsaw FlywheelMaterial: Aluminium AlloyColor: As Picture ShownApplication: for STIHL 066, ms660, ms650 ChainsawProduct Size: Approx. 11.5x 11.5x 4.5cm/ 4.5x 4.5x 1.8inGross Weight: Approx.490g/ 17.3ozOEM Number: 1122 400 1217