Features:

Come with one pair propeller, fit for 250mm frame kit.
Very strong and light weight.
Higher tension, easy to install

Specifications:
Material: Carbon Fiber
Length: 4.0 inch
Screw Pitch: 2.8 inch
Central Hole Diameter: 5.0mm
Color: Black
Net Weight: 6g

 Package Includes:
1 x 4028 propeller CW
1 x 4028 propeller CCW

1)Payment
We accept T/T, Western Union, Escrow and cash as payment method.
Cash payment is only available for the customers those can come to our office or store.
We request 100% prepayment before we ship. If your order is too big and our cargo cannot be ready within 7 business days, we request 30% deposit; the other 70% should be paid after the cargo was ready.
We never accept COD term and partial payment, no matter how big your order is. Please understand this.

2)Quality Check and Warranty
We check our products one by one before we pack and ship to make sure they are all what you ordered, to make sure the quantity and in good condition.
We provide 3 moths international warranty. You can get free exchange or repairing service within this period since you paid. We are responsible for all the charges and fees caused by exchange or repairing service.

3)Packaging
We usually pack our products by normal plastic bags or bubble bags and use cartons as outer packaging. We always choose the best and safe packaging material to make sure your orders won’t be damaged during delivery.

4)Shipping
Usually we use traceable international Express service to ship. We ship within 3 business days after your payment was cleared. If your order is too big and our cargo cannot be ready within 7 business days, our shipping time should be longer.
We accept drop shipping and domestic pickup

5)Return and exchange
We provide 20 days unconditional return and exchange service; you pay all the charges and fees caused by return and exchange