APC Folding Propeller Hub 55mm LPFH5
This is the 55mm Folding Propeller Hub for a 50mm Spinner from APC. Electric powered aircraft only (not for gas engines).APC Folding Propeller Hub 55mm LPFH5Two-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.Overall Length: 68mmLength between blade mounting centers: 55mmInner mounting diameter: 8mm One composite propeller hub, Two 3x10mm cap head screws, Two 3mm nuts, Two 3mm washers