Alpina Tubeless Wheel - Any Long Term Experience? I'm considering to convert my 690 Enduro's tubed rims to tubeless with Alpina's STS Tubeless conversion kit. Since it's a fairly expensive mod and I couldn't find any long term report on them so far, I would realy appreciate any user input...

I'm considering to convert my 690 Enduro's tubed rims to tubeless with Alpina's STS Tubeless conversion kit. Since it's a fairly expensive mod and I couldn't find any long term report on them so far, I would realy appreciate any user input before I commit my money on them. -Do they hold the...