I have a Pair of 187 Kabookies here w/o bindings. Weight is 4180g/pair on my kitchen scale.
A french online shop lists the Kabookie as 4130g for the 187s and 3980g for the 180s.

So, this is not...

I'm 6-2, 230ish, have the 193 EHPs 2009/10 mounted with dukes on the line. No float issues, no urge to mount them back. That said, I've been riding them in the alps where, unfortunately, deep days...