Asymmetric polypropylene blades. Lightweight anodized and ovalized aluminum shaft. Push-button takedown allows blades to be feathered at 60 degrees for inline, for right- and left-hand control. Available: 220cm, 230. Blade dimensions: 18 L x 6 W. Shaft diameter: 1 1/8. Approximate weight: 37 oz. (230cm length). Colors: Black, Yellow. Cancer and Reproductive Harm- www.P65Warnings.ca.gov.