The ends are straight spring-loaded self-adjust to 18mm 19mm 20mm 21mm and 22mm.
Spring bars are included, remember to tell us what size you need.
The length at the spring bars is 5 3/4" (146mm).
We can shorten it for no extra charge and might have links to add, send a message with length you need before purchase and we'll see if it can be done.
