- Mostly used as general purpose bikes, great for basic transportation, dirt riding and racing (on very strong, lightweight, expensive models).
- Also called dirt bikes. Initials mean Bicycle Moto-Cross, a 1970’s outgrowth of Scrambling or Motorcycle Moto-Cross (or MX) racing.
- One speed, usually have hand brakes, short wheelbase frames, knobby tires.
- Prices usually start around $150.