Features:
8" Diameter x 4" Pitch
Requires spacer for .049 Texaco engines (not included)
Right-hand for clockwise (conventional) rotation
Brand new Current Production item

Rotation as viewed from the pilot's seat 

Application:
All Cox .049 Texaco engines (requires prop spacer)
All Cox .049 Texaco Jr engines (requires prop spacer)
All Cox .15 engines