2Pairs Airplane Helicopter Propeller Blade 9450 94x50 Self-locking Enhanced Propeller Prop for DJI Phantom 2 3 Vision+ E30Specifications:-9.4x 5 inch w/ self-lock nut for DJI Phantom 3， 2， Vision +， E300-Size: 9.4 x 5.0 inch-Mounting method: built-in lock nut， hand driven installation.Package Includes:1pcs x CW Propeller1pcs x CCW Propeller100% Brand NewNotes: 1 Pair includes 1 pcs of CW Propeller & 1 pcs of CCW Propeller.