Originally Posted by JimmyMac

I use the cheapest metal shielded bearings I can get from HK. In fact I got some Arena bearings for $8. Came with 4 diff size bearings and 8 wheel bearings. I replace them anytime I feel it getting gritty. You can also pick up a set of 10 bearings for the double jointed axles 10x5x3? for less than $7. I replace those all the time. Those would be my number one pic on bearings because they are so thin and have a heavy load on them.