If the bushings on the frame of your bike are already occupied or if there are none at all, then you can also attach the Twist Modules to the bike securely and non-slip with the universal bottle holder, the Twist Uni Base from Fidlock. Simply position the Twist Modules and fix them with the cable ties fixieren. Whether top tube, down tube or seat tube - the Fidlock Twist Uni Base fits every frame. 

Features:
• Suitable for tube diameters from 28-62 mm
• Rubber pad to protect the frame from scratches
• Compatible with all TWIST modules