(2) ? The hub or affection holds the bearings and con nects to the wheel material and can have the spokes shown or covered. An opened hang-up decreases wheel weight and increases wheel wear, whereas a covered snapper would decrease wear and increase wheel weight. (2) Bearings: ? The wheel rolls on ball bearings inside the hub of the wheels. (1) ? High type skates have rated bearings: ABEC-1, 3, 5. The smell of bearings determines ...If you want to get a full essay, order it on our website: OrderEssay.net
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