Too many, and not enough beer can shims.
It still pulls out of tune when I tighten it up. #Kahler #StringLock. #HomeLutherie. #Guitar #DIY

#Kahler #Stringlock on my cheap new #guitar.
I am reasonably sure it works, and it was easy to install.
The G string still goes sharp when I use the bar, and if it's not moving at the nut, so it must be the bridge. :(
I've ordered a $30 Wilkinson one. I hope it's not false economy. I'm quite happy with a similar one that I have on a strat.