Specification2-blade set Length: 1120 mm Rotor diameter: 2500 mm Connection: 22 mm, 1 hole Chord: 75 mm Profile thickness: 11 mm Weight: approx. 500 g Material: CFRP Shark Skin surface: matt anthracite Symmetry: S-beat right 2nd choice: minor surface defect: small dark spot on top (see photo 2)