High Capacity - Our Socket Rails are engineered with high-grade anodized aluminum that comes in 7 striking colours that are sure to make your co-workers jealous. You can purchase additional clips and end caps to further customize your rails to your liking. The clips can even be placed on both sides of the rails. Heavy Duty - Engineered with high grade anodized aluminum rails and impact resistant ABS clips with steel ball bearings. The Olsa Tools socket organizer is built with durability and long-term use in mind. Quick and Easy Organization - Take your rails with you no matter where your next job is! The socket clips on these rails are built with strong ABS clips that have spring-loaded ball bearings to hold your sockets firmly and securely. Spring Loaded Clips - Enjoy the peace of mind knowing that your sockets will be held securely in place. The socket clips on these rails are built with spring loaded ball bearings to hold your sockets firmly and securely. Olsa Tools Trust - Our commitment to quality is the reason why tool fanatics like you keep coming back to us for more. All socket organizers from Olsa Tools are backed by a limited lifetime warranty that protects your investment against any manufacturer defects.