repair of bicycles and various components. bicycle shock-absorbing fork in the workshop on a black background. the worn surface of

background bicycle bicycles bicycling bike biking black business chain closeup components cycle cycling cyclist detail fix fixing fork gear hand indoor instrument job leg maintenance mechanic metal mountain mtb occupation part professional repair repairing repairman restoration sanding sandpaper service serviceman shock-absorbing shop sport store surface technician tire tool transport transportation various wear work worker workshop worn