Tags: GX_8x4_Propellers_for_Electric_Powered_Airplane_2pcs 

Specifications:

Length: 8 inch
Pitch: 4 inch
Weight: 11g / 0.39oz (each)
Hub Thickness: 7.5 mm
Hole diameter: 6.2mm

Includes/Requires:

Includes:
2 x propellers only

*No adapting rings etc.