STO Center of Gravity Balancer for F3A, ZB8 ref dji gopro

Description

Specification
Flying F3A requires the exactly accurate C.G.(center of gravity) location. Based on experiences or conjectures would cause misjudgment.
STO C.G. balancer for F3A help pilot to digitalize the airplane parameters and locate the correct C.G.
It’s easy to upgrade the flight skill and accuracy!
YouTube Demo Video https://youtu.be/6JvY4RII3i4
Please go to standard-tec.com/download/80170112.pdf or ask seller to get the user manual
Payment
We accept PAYPAL only.
The listing price does NOT include any import tax and duty in your country. All the import tax and duty will be paid by buyers.
We will open an unpaid item case and cancel the transaction if the payment has not been completed within 3 days.
Shipping
We will ship out product within 3 business days after receiving buyer's payment.
The product will be shipped out by post office airmail.
Estimated Delivery time: 10-20 business days
Communication
If you have any question, please contact us via EBAY message.
Additional information & return policy
1. We don’t sell fake items.
2. We don’t accept specification change or different shipping method after the payment is completed.
3. Return is only accepted if the item you received is not as described or the item is defective.
4. Shipping cost will not be refunded except the item is defective.
5. Item must be returned with original packaging.