Product specification
Product colour: black
Product material: made of high quality plastic material, can be used for a long time.
Product features:If you lose the tightening nut, this product can fit any 17mm ball adapter.
(Please refer to the picture for the exact size of the product)
The product is simple and easy to use, easy to screw on, very convenient as a spare.
Product application: can be used for mobile phone vents, handlebar kits, cameras, DVR cameras, wireless chargers and so on.

Note: Please make sure the size of the product in the picture and the specification of the product in the description before purchasing to make sure you get what you need, thanks!

Package includes:10pcs fastening nuts