Some memebers of Hong Kong Strida Club found that this is the only part of the frame on which we can install the water bottle holder without interfering the folding of the Strida when the rear rack is installed. 
Some memebers of Hong Kong Strida Club found that this is the only part of the frame on which we can install the water bottle holder without interfering the folding of the Strida when the rear rack is installed.
