4DRC V20 drone official accessories - spare propeller 

Specification Options：

• Option 1: Spare propellers 8 pcs ( 4A 4B ).
• Option 2: 4 Spare propellers with black guards
• Option 3: 4 Spare propellers with gray guards

Note: The propellers have two numbers, A and B, and are mounted in a crossed alignment. If the propellers are mounted in the wrong position, the drone may not be able to take off properly.