Finally. A phone mount specifically made for the Brompton folding bike.
Brompton Quad Lock Phone Mount
Quad Lock Brompton Phone Bike Mount [Review]
Quad lock to Peak Design Adapter for Brompton
This kit comes with the Phone Mount that attaches to your Brompton and a Universal Adapter that sticks to the back of your phone or phone case.
Brompton Brompton Quad Lock Phone Mount 25.4mm with Universal Adaptor
QUAD LOCK Brompton Phone Mount – Bikeary Bicycle Lifestyle
Quad Lock Brompton Phone Bike Mount [Review]
Brompton Quad Lock Phone Mount with Universal Adaptor
The Brompton Phone Mount
QUAD LOCK Brompton Phone Mount – Bikeary Bicycle Lifestyle
Brompton Quadlock Phone Mount, Sports Equipment, Bicycles & Parts, Parts & Accessories on Carousell
Brompton Quadlock Phone Mount
Brompton Quad Lock Phone Mount Black