This is an APC 7x4SF Slow Flyer Propeller
Features
- Computer-optimized design gives these props a thinner profile and more "bite" with less noise
- Lightweight molded nylon construction reduces rotating mass for higher output and longer life
- Reinforcing fibers help maintain true, constant pitch at any RPM
- Slo-Flyer propellers work well with Electric powered Park Flyer-type aircraft
Specifications:Length: 7"Pitch: 4
