Tightening Nut for Replacement Car Mount Screw-On 17mm Ball-Joint Fixed Adapter Head Bracket Holder Ring for Phone Air Outlet Handlebar Kit Camera DVR Camcorder Wireless Charger

About this item:

• Package Includes: 1 Tightening Nut
• Easy to screw on, handy as a spare.
• This replacement part is available if you lose the tightening nut to fit any of the 17mm ball adapters.
• This is the same fitting size for all the market rotating holder products
• Strong fastening