Most of these cheap box-bikes from these huge retail outlets sell bikes with heavy, durable, and over-built aluminum frames. Sometimes they'll feature a hi-tensile steel-framed bicycle. Insofar as the frame is concerned, the bicycle product is quite sound. However, when it comes to components, these are quite possibly the worse bikes you could ever imagine. These bikes typically have the cheapest component materials, that have been poorly installed as a routine.

- Slim