Mongoose Split Rock Mountain Males's Bike Either Sxhwinn or Mongoose is the most popular bike model and competing for the highest place in the marketplace. However, each brand has its benefit, which gives you appropriate recommendations. Cyclocross bikes are designed for using on roads with special surfaces featuring paved or unpaved trails, grass, filth, and gravel. They are geared up with wider tires and a different brake type, decreasing mud buildup within the body.