XOAR PJWWII 22x10 RC Propeller for Warbird Airplane. 22 Inch 2 Blade WWII Black Wood Prop with Yellow Tips for Gas Engines PREMIUM MATERIAL: Made of Premium Top Grade German Lumber. It is excellent for minimal elongation, breakpoint and distortion, therefore it is the best for making Giant Scale Warbird Wooden RC Model Airplane Propellers. CNC DIGITAL IMAGING: CNC digital imaging process ensures consistent quality in diameter, propeller blade profile and pitch which are all crucial for RC aircraft performance. PRE-BALANCED* : Each Xoar prop is manually finished to reach perfect surface smoothness. It is balanced both horizontally and vertically for minimal vibration caused by airplane propeller. SPEC: Color: Black with Yellow Tips | Diameter: 22 in | Pitch: 10 | Weight: -g | Shaft Diameter: 10mm | Type: Tractor Propeller COMPATIBLE ENGINES: RC Planes with 50cc to 55cc Gasoline Engines - DA-50-R, DLE-55, DLE-55RA, 3W-50i, ZDZ 56RV-J, DL-50, XYZ 50