RacerDave
Expert
What is the tri-hub?
				
			Silkysmooth3popper
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RacerDave said:What is the tri-hub?
Its the rear wheels on the track. I havnt looked too close at mine, but I believe they are connected together as a unit. Ive read that if one of the bearings fail in it, its not too rideable. One of the reasons I added a 4th wheel kit.