Amazon.com: Rowiz 1/10 RC Car Tires 12mm Hex Wheels and Tires for 1/18 Truck 1/12 to 1/16 Buggy Slash WLtoys 144001 A959 124018 124019 Mini T 2.0 Latrax Teton HBX 18859 : Toys & Games
12mm Hex Mounting Hub 6mm shaft for RC Wheels
15mm BLACK wheel wideners (x4) for 12mm hexes by Yeah Racing - 23.90EUR : Zen Cart!, The Art of E-commerce
Dragon - 2.6" Mega Truck Wheel-3379B
342682 - 12mm Hex Wheel Adapter for 3mm Shaft (2-Pack) , da Pololu a € 4,19 su Robot Italy