A modular conveyor is assembled from a kit of standard components, said conveyor having a length, width and height, and wherein the conveyor comprises: (a) four end side plates each having an aperture suitable to accommodate a sprocket wheel axle; (b) two sprocket wheel axles wherein at least one axle is suitable to be connected to a drive means, wherein each axle may accommodate one or more sprocket wheels; (c) web elements attachable to one side of the side plates in order to keep pairs of side plates at a determined lateral distance, wherein said web elements further comprise means for supporting an endless conveyor belt; and (d) an endless conveyor belt arranged around the sprocket wheels.