A total of 2 reviews of this product on Reddit.
19th Aug 2016
You don’t need an inzer lever for the belt. I’ve broken 2 levers so far and bought from 2 different companies, and the levers fit.
That’s my current one. It’s prime, so you can get it quick.
7th May 2016
WANTED/USA/BLACK LEVER for INZER BELT
Hoping someone has a spare they’re willing to part for that’s less than: amazon