These lightweight 13mm Aluminum Ball-Race Rollers feature superb durability and are also built with 520 ball bearings to supply smooth rotation. Also, these rollers have less friction up against the course walls and will be utilized for both front side and rear roller setups. This kind of version makes use of parts that have a weight reduced total of around 30% thanks to their shape and newly-bored holes. Also, this limited-edition set features a blue color finish.
