Did you know that the urethane company that has made Doh-Doh's for over 20 years is the number one urethane company in off road vehicles? They're not kidding when they say they make the best bushings in the world!
Can't go wrong with Shorty's Allen Hardware. You get a set of 8. Black bolts and silver nuts. Shorty's bolts have smaller heads for less stress on your board and less weight. The top half isn't threaded to make sure they're even stronger.