Royal mail delivered it early! Was stated Monday delivery but clearly got up from London fast enough to be delivered today instead 
Now time for testing and confirming it all works before dealing with kickstarter and putting an order in for 200!
It's a combination of a centrifugal rope grab mechanism with a progress capture rope grab built into one device. Weighs and costs less than a petzl asap/edelrid fuse.

Now time for testing and confirming it all works before dealing with kickstarter and putting an order in for 200!
It's a combination of a centrifugal rope grab mechanism with a progress capture rope grab built into one device. Weighs and costs less than a petzl asap/edelrid fuse.