Thank you for viewing. *If purchasing multiple items, we will combine them. Please comment before purchasing. We will discount 100 yen for each additional item to cover shipping costs. This is a set of two black 9-8mm two-stage aluminum bearing rollers for Mini 4WD. Other colors (red, blue, light blue, yellow, green, black, purple, pink, silver, gray) are also available, so please comment if you need them. Brand new, unused. Please note that these are aftermarket parts. One set (2 pieces): 550 yen Shipping: 100 yen We have multiple items in stock, so if you need more than one, please comment. Shipping is a flat rate of 100 yen even if you purchase multiple items. Mini 4WD Tamiya Tamiya Two-stage aluminum roller Lightweight