These Motors are designed for Potensic D88 Folding drone. Includes two Front Motors, one Left side, and one Right side.
The difference between Front and Back motors are as below image shows:
The front motor comes with a small hole while the back motor comes with a big hole.
• Type: Brushless
• Model: D8817
• Version: Old Version
• Compatibility with Potensic D88
• Front Motors x 2 -- Old Version