This is a 13x6.5E Electric ONLY Composite Propeller from Advanced Precision Composites
FEATURES: Gray composite one-piece construction Comes with five adapter rings that adapt to different motor shafts Comes in a bag attached to a header card
INCLUDES: One composite propeller Five composite adapter rings
REQUIRES: ALL props require balancing, this is VERY important
SPECS: Diameter: 13?!? Pitch: 6.5 Hub inner diameter: 0.25?!?