Anyone using the new HPL Pro-Level Boom Heads

On my older Gulftech booms I've been using Streamline Strap-On heads
and those heads are starting to show problems so I'm considering which
replacement to go with for the upgrade. I like the looks of the
MauiSails replacement boom heads, but they are out of stock on the
MauiSails website. As an alternative, I'm considering the HPL Pro-