Bones Swiss Labyrinth This new bearing is similar to the original Bones Swiss bearing, but with a redesigned inner race and two new labyrinth shields to keep dirt out even better than before. Bones Labyrinth shields are non-contact, so they do not increase friction, only the distance dirt particles must travel to get past the shields. The only difference you will notice is that the labyrinth shield Bones will last several times as long as the original Bones between cleanings. This signific |
