Super Swiss 6 Bearings Roces Ego Only old skates like K2

Only old skates like K2 and Roces still use 6mm bolts

That means in total there are 3 holes

so if you are hard on your skates

0 midsouls/baseplates and also only two sizes of the inserts

Rollerblade 80mm frame

Super Swiss 6 Bearings Roces Ego Only old skates like K2This unique design features six larger diameter balls instead of the seven balls used in most 608 bearings. The advantage of this design is higher speed, faster acceleration, greater strength and durability. Single, non contact, removable rubber shield allows for easy cleaning and less friction. High speed nylon ball retainer for greater strength and speed. Pre lubricated with Speed Cream racing lubricant. Skate Rated clearances, tolerances, materials