(2) ? The hub or affection holds the bearings and connects to the wheel material and can bemuse the spokes shown or cover. An undecided core decreases wheel weight and increases wheel wear, whereas a covered core would decrease wear and increase wheel weight. (2) Bearings: ? The wheel rolls on ball bearings inside the hub of the wheels. (1) ? uplifted quality skates have rated bearings: ABEC-1, 3, 5. The quality of bearings determines skater effort;...If you want to attempt a affluent essay, order it on our website: OrderCustomPaper.com
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