Related Clues:
- Wheel driven by a chain
- Clothes (first or second, perhaps?)
- Thin wheel with teeth driven by a chain
- Cyclist's selection
- Transmission choice
- Worker's implements
- Bike 'speed'
- Torque-transmitting tooth
- Minor but necessary part
- Gearwheel feature
- Tent, sleeping bag, hiking shoes, etc
- Meshing is its job
- Rotary Club symbol
- What's needed for the job
- Equipment that is changed regularly in a car