specification of trailer hubs Studs No.: 5 studs PCD: 5x114.3mm Bearing ... a professional manufacturer of Trailer axle, trailer hub, trailer axle hub, axle hub, rubber tosion axle, axle hub kit - trailer parts, square bar ... 2000kgs, and we provide full range of the different trailer axles for customers.All axles are test before shipping ... you need them, pls contact us for more information. trailer hub