... quality and competitive price 2 timely delivery Supply linear guide BRH20AL made in ChinaJinan Dunmu Electrical and Mechanical ... of this company are rectilinear axis,linear bearing,cylinder linear guide rails , square liner guide rails,ball-screws,piston driver,trapezoid ... at home and aboard , such as plain bearings , precision bearings, stainless steel bearings,liner bearings, oscillating bearings, ...