The spring bar
The secret behind the X47 timers.
A „spring bar“ made of the finest stainless steel and Swiss watchmaking precision replaces the ring mechanism. The booklets are fitted with a stainless steel tube at the spine and are latched into the spring bar. The difference is clear: the booklets are easy to write on and the inserts are quick and easy to change.

![schlank_smart_leicht[1]](https://www.x47.com/wp-content/uploads/schlank_smart_leicht1.jpg)










