CFK-Folding Prop33x18 cm Graupner 1343.33.18 CFRP FOLDING PROP. Diagonally laid carbon fibre twill cloth for extreme torsional rigidity. Precision-made aluminium root socket. High carbon fibre content for light weight. Polished clear surface coat. New series of folding propellers. Ultra-high quality, hand-made items. Specially designed for the enormous loads encountered when run on ULTRA high-performance motors. Diameter/pitch 33/18 cm 13/7
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