The Junkers G 38 has four propeller blades on the inboard but only two on the outboard engines. What's the reason for this special arrangement and is there any benefit? - Quora
NASA sta già costruendo il suo aereo supersonico silenzioso - HDblog.it
Eliche Solas per Motori Selva Modello 499955414119 Motore 2T 150/175/200/225/250/300 Motore 4T 150/175/200/225/250 Ref Elica 4 pale Dia x Passo 14 1/8 x 19 (L)
Eliche Solas per Motori Selva Modello 499955414119 Motore 2T 150/175/200/225/250/300 Motore 4T 150/175/200/225/250 Ref Elica 4 pale Dia x Passo 14 1/8 x 19 (L)