Folding Electric Hub 55mm for 50mm Spinner

 This is the 55mm Folding Propeller Hub for a 50mm Spinner from
                        Advanced Precision Composites.
        For use on Electric powered aircraft only (not for gas engines).

FEATURES: Two-piece, Gray composite propeller hub that goes on each side of
            the folding propeller blades to hold them in place (blades are not
            included, see REQUIRES)
          Hub has molded nut insets for easy tightening
       

INCLUDES: One composite propeller hub
          Two 3x10mm cap head screws
          Two 3mm nuts
          Two 3mm washers

REQUIRES: Propeller blade sets (use LP05050F through LP13070F)
          
          Hand and eye protection when operating propeller

SPECS:    Overall Length: 68mm
          Length between blade mounting centers: 55mm
          Inner mounting diameter: 8mm