A conveyor system, is provided having a continuous looped conveyor belt having first and second conveyor belt portions, first and second opposite ends, and having first and second direction reversing members disposed at the first and second opposite ends. Each of the first and second conveyor belt portions also has an upper surface, and a lower surface. A series of regularly spaced followers are provided on the belt, and these followers are moved by a conveyor belt drive mechanism comprising at least one rotational drive member which is positioned in, and which rotates in, a plane which is parallel to the upper or lower surfaces of the first or second conveyor belt portions. The rotational drive member includes a series of teeth on the drive member. When rotated, the teeth releaseably engage with the followers on the belt to provide a low profile conveyor drive system.