Aluminum Wheel Hex Hub 12mm to 20mm Extension Adaptor 4 Longer Combiner Coupler for 1/10 RC Crawler AXIAL SCX10 D90 F350 CC01 4 Pack Upgraded Parts (Silver)

Part No.:  ACT10129Item: Wheel Hex Hub 12mm to 20mm Extension Adaptor Scale: RC 1/10Color: SilverSpecifications:Material: MetalQuantity: 4PCSHex: 12mmLength: 20mmDiameter of the hole: 6mm Weight: 38g.Package Included:4 * 12mm Hex 20mm CouplerNote: only the aperture of rims are equal 5mm or bigger 5mm, it can use.