Once you have the adapter on the valve head, there is no room for fat fingers to screw on the adapter. The adapter myself and @pdlouche are using work much better. A proper expensive locking Hirame adapter would be the best option though :) £££
After actually watching the demonstration video, I found out that you still have to thread the lezyne chuck on to a Presta valve (looks pretty easy for schrader...)
Once you have the adapter on the valve head, there is no room for fat fingers to screw on the adapter. The adapter myself and @pdlouche are using work much better. A proper expensive locking Hirame adapter would be the best option though :) £££