(1) This pair of aluminum C hubs works perfect with the optional knuckle arms and the original stock one(2) They are made by aluminum 6061 T6 with good quality(3) These optional C hubs can solve the original loose and unsteady problem(4) Multiple colors are available for selection(5) We provide worldwide delivery by DHL and free local delivery by SF ExpressACCESSORIES:Stainless Steel Button Head Screw3X12 - 2pcs3X14 - 1pc