$25 plus shipping, which is $5-10 depending on where you live. And I'm trying to get as much profit as possible? I make like $5 off each set I make, and that's not counting the time I take to make them. Time is money, and I'm pretty sure $5 and hour is below minimum wage.
Double post bump, reinforcement reinforcements now for sale, check the first post.
Also, to show you the strength these have, my deck that broke had them on for 10 or 11 months, through riding at least a few times a week, SD2, Hyphy Jam, and XW2.