The SBD series by Bishop Wisecarver is a Belt-driven actuated linear guide which features its high strength steel reinforced with tooth belt. This tool has a zero backlash and driving for which is up to 3300 N. On the other hand, the Hepco LBG precision caged linear ball guides creates a dynamic load capacity of about 52,100 N. Each of the unit comes with a high strength aluminum beam that is fully enclosed with a stainless steel band that runs within the length of the beam. This tool creates an exceptional protection within the internal mechanism coming from the dirt debris. It comes with a Sealed Belt driven units that offers a standard and clean room configurations. Each of the unit comes with a standard structure.