Kryptonite’s Transit FlexFrame-U bracket is easy to mount and compatible with many popular U-locks. The bracket that is fitted to the lock is compatible with 13 mm and 16 mm round shaped shackles.
The holder that is attached to the frame or seat tube fits 25-80 mm frame tubes – whether round, oval, triangular or square shapes.
In addition, the holder rotates through 360°, so you can mount the lock in almost any position.
