APC LP11047SF 11x4.7SF Slow Flyer Composite CW/CCW propeller pairAPC1147
The APC propeller is made from composite materials, with high strength Good blade type high efficiency .The propellers computer-optimized design gives these props a thinner profile and more "bite" with less noise. Lightweight molded construction reduces rotating mass for higher output and longer life. Reinforcing carbon fibers help maintain true, constant pitch at any rpm. Slo-Flyer propellers work well with Electric powered Park Flyer-type aircraft.