Sci.Eng.Tech Solutions offers high quality Aluminium alloy Post Holders which are available for mounting posts having diameter of 12.7mm. These post holders have excellent black anodized finishing. The post holders are available in different length from 30mm to 150mm. The post holders have a knob at the side for smooth movement of the post inside the post holder and provides a stable tightening of the posts at desirable position. The Post holder has a M6 mounting hole at the bottom to fix the post holders on a optical breadboard.