Telescopic Car Phone Mount Extension Arm Double Jointed Swivel Carbon Fiber Bracket Connecting Rod, 217-300mm For 20mm Ball Head Option:217-300mm For 20mm Ball Head 4GHz dual frequency band to

4GHz dual frequency band to achieve safe and smooth wireless transmission of video streams without interference

8mm is moderate

9 inch 2017 A1671 A1821 (4G Version)

Product weight: 35g

holding the screws taken off from the reparing items

Telescopic Car Phone Mount Extension Arm Double Jointed Swivel Carbon Fiber Bracket Connecting Rod, 217-300mm For 20mm Ball Head Option:217-300mm For 20mm Ball Head 4GHz dual frequency band to1. Material: carbon fiber 2. The main body is made of carbon fiber material, light weight, high strength and good stability 3. Quick assembly, adjustable orientation, loosen the knob, the ball head supports 360 degree rotation 4. Double socket arm, both ends have sockets, can be matched with 20mm 25. 4mm ball base, free to adjust the observation angle 5. Aluminum alloy threaded connection locking, tightening is not easy to fall off, built in card