★These are lightweight versions of the popular 13mm ball-race rollers.
★Each roller has 10 holes for a weight savings of around 30% compared to Item 15437.
★Built-in 520 ball bearings ensure smooth, efficient rotation.
★Black rollers will go well with any number of color schemes.
★Screws and other small parts for attachment are included.|
Mini 4WD & Mini 4WD PRO cars