LIGHTWEIGHT 13MM ALUMINUM BALL-RACE ROLLERS (BLACK) [MINI 4WD LIMITED]
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.
LIGHTWEIGHT 13MM ALUMINUM BALL-RACE ROLLERS (RINGLESS/BLUE) [MINI 4WD LIMITED]
These lightweight versions of race-spec aluminum ball bearing rollers are a stylish shade of blue. They offer around 30% weight savings thanks to the holes bored into them. Built-in 520 ball bearings make for silky-smooth rotation.