Product name:Maytech 0855 dc motor propeller for quad copter 

Brand: Maytech

Size: 8.0x5.5 inch

Net Weight :12g/pair

Remark:

1. Carbon Fiber Material
2. Size 8.0x5.5 CW and CCW in Pair
3. Center Hole: 4mm, other hole: 3mm
4. With NO adapter 

 Product Highlights:

Re-engineered with Airflow Tested for Steamline, Low Resistance 

Made by Strong Re-enforced Top Quality Imported Carbon Fibre 

Very Durable, Break-proof Technology 

More Rigid and Ligher Weight  

Better Balance before delivery