Part #: TRA7756X
This is a pack of four optional Traxxas X-Maxx Aluminum Wheel Hex Hubs in Blue anodize. These aluminum hexes replace the stock plastic hexes with the ruggedness and good looks of aluminum alloy metal.
Traxxas X-Maxx Aluminum Blue Wheel Hex Hub TRA7756X - is currently on backorder. You may still purchase now though and we'll ship as soon as more become available.