Available in 2-1/2, 5, 6, 10 & 20 inch sizes. Teng Tools 1/2 Inch Drive Chrome Vanadium Extension Bars - 20" 1/2 Inch drive extension bar. Lifetime Warranty..
ANSI standardSpring-loaded detent ball securely latches onto sockets, preventing them from being droppedEasily extend the use of your ratchets and sockets.