Just use one or the wedges instead of wood that's what I used to do after using few other systems lash ain't that bad I hade Genesis easy level system with a passionI've had to use Vitrex's dreaded LASH clips on my last job. Only 50x50s so bed not too deep and had to use a couple of pairs of pliers on every clip to take the curve out the bases. Did find using a small chock of wood a great way to fasten them without using tools and destroying the old thumbs.
View attachment 86172