Small size MGN15H alloy steel or stainless steel linear motion guide linear guide Small volume,lightweight,antirust high accuracy, interchangeable Sports smooth,long use life prompt delivery etc Name: HIWIN Linear Guide MGN15H Features: MGN 1, small volume, lightweight, especially suitable for smaller and smaller devices use. 2, the slider, guide material provide stainless steel and alloy steel two kinds. Stainless steel material is qualitative linear guide, contains the slider