GoolRC 2 Pairs 5040 Nylon CW CCW Prop Propeller for Quadcopter F250 FPV Quadcopter Frame Kit<br> <br> Description: <br> Motor shaft hole:5mm<br> Length:12.5cm / 5inch<br> Hub ID dia: 6mm<br> Hub OD dia: 10mm<br> Hub thickness: 6mm<br> Material: Nylon<br> Suit for Quadcopter QAV250<br> High quality and durable in use<br> New high performance 5040 Nylon Propeller<br> Package size: 12 * 10 * 1cm/4.8 * 4 * 0.4in<br> Package weight: 16g/0.6oz<br> Adhesive taps package<br> <br> Package List:<br> 2 * CW 5040 Propeller<br> 2 * CCW 5040 Propeller<br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>