The Ascot Supply 5-pc 1/2" Drive Torque Limiting Extension Set includes five extensions that provide the ability to torque wheel nuts on passenger cars to the correct specification. The sturdy, plastic blow molded case is included with the sockets and allows for safe and convenient storage and protection. Individual extensions are sold separately. The set includes: 100 ft-lb Torque Limiting Extension (gray), 120 ft-lb Torque Limiting Extension (white), 140 ft-lb Torque Limiting Extension (aqua), 65 ft-lb Torque Limiting Extension (yellow), and 80 ft-lb Torque Limiting Extension (blue).