The APC 19 x 10E is a two-blade electric propeller sized at 19 inches in diameter with a 10-inch pitch, designed for use with electric-powered RC aircraft. APC propellers are a widely trusted choice among fixed-wing RC flyers for consistent balance and performance. This propeller comes with a set of shaft adapter bushings to fit a range of motor shaft diameters. Features: 19-inch diameter, 10-inch pitch Designed for electric motors Includes shaft adapter bushing set Two-blade design 7/7/26 cs