Heavy-duty Aluminum Construction: Engineered with magnetic aluminum rails and high-quality ABS spring-loaded clips with steel ball bearings, the socket rail organizer can hold sockets on the clips firmly and withstand multiple uses. The magnetic socket holder cannot deform when the clips are fully loaded, it is also portable and can be carried to any workplace. | Large Capacity: The single socket rail organizer features a length of 16.6-inch and 14 3/8" bearing clips, holding up to 14 pieces of 3/8" drive sockets totally on the individual socket holder. And the magnetic socket organizer has an appropriate groove that can slide and twist clips smoothly on it. | Rational ABS Clips: The round design clips on the aluminum rail can twist 360 degrees on the groove, which will be convenient for access from any direction. The high-quality spring ball bearing clips hold and stick sockets firmly without falling. | Removable Caps Design: Buckle end caps on two sides of the rail can prevent clips from sliding, they can be opened easily and allow for removal or additional clips that to DIY a personalized socket holder. | Versatile Applications: The strong magnetic bar allows the socket organizer to attach to peg board surfaces, tool cart sides or any metal surfaces without taking too much space, with no need for complex installment.