These are the spare tires that come with Tamiya's line-up of TT-01 E chassis Euro semi-trucks. Use them as spares to keep your racing truck in top running condition. • Tires x2 • Diameter: 70mm (outer), 40mm (inner) • Width: 28mm • High sidewalls give a realistic look, and also provide gentler handling, making them a great choice for less experienced drivers. • Compatible with on road racing truck models on TT-01 Type-E or TT-02 chassis. • Use with Item 51588, 54964, and 54741 wheels only.