Luftschraube G-SONIC50x20cm,2 Graupner 1318.50.20 These propellers have been developed in accordance with the latest findings, and their moulds manufactured using the latest CAD / CAM machines. The design and production techniques guarantee optimum true-running and accurate tracking. Made from the latest plastic material for ultra-high tensile strength and torsional rigidity. Please read and observe the safety notes suppliedith these propellers. Diameter 50 cm
Diameter / pitch 50/20 cm 20 x 8 inches
Hub bore Ø 10 mm
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