A professional who repairs and services bicycles, using power tools and handtools. Responsibilities include:

• Tightens and loosens spokes to align wheels.
• Disassembles axle to repair coaster brakes and to adjust and replace defective parts, using handtools.
• Adjusts cables or replaces worn or damaged parts to repair handbrakes.
• Installs and adjusts speed and gear mechanisms.
• Shapes replacement parts, using bench grinder. Installs, repairs, and replaces equipment or accessories, such as handle bars, stands, lights, and seats.
• Paints bicycle frame, using spray gun or brush.
• Rubs tubes with scraper and places patch over hole to repair tube.
• May weld broken or cracked frame together, using oxyacetylene torch and welding rods.
• May assemble and sell new bicycles and accessories.