INJORA 7mm Brass Wheel Hex Hub Extenders for Axial SCX24 AX24 - Brass 4mm(+1mm)EnlargePhoto: INJORA (opens in a new tab)INJORA SCX24-34GD INJORA 7mm Brass Wheel Hex Hub Extenders for Axial SCX24 AX24 - Brass 4mm(+1mm)