in the long run it will be worth it, for the initial bigger outlay you will still get some money back for your next project and a better quality wheel
yea my course is a killer, if i had a job as well id never see my friends or family and id be locked up in a padded room
yea they are off a phase 2 (new shape) TT, got them second hand off ebay, they normally go for about 15-20 each, i was lucky enough to get them for 15 each, think they come up fairly often, keep an eye on this seller we_buy_and_sell_airbags they get them fairly often and are pretty well priced