Extendable from 18" to 25". Durable chrome vanadium construction. Lifetime warranty. Lab tested - destruction of 6800 in./lbs. KTI's 1/2" drive extending breaker bar transforms from 18- to 25-inches and back again simply with the push of a button. Durable chrome vanadium construction withstands the toughest shop environments and a lifetime of use. Extending breaker bar is lab tested to withstand destruction of 6800 in./lbs. This tool is excellent for mobile technicians and fits in any standard tool box. Laser-etched part number provides easy identification. Lifetime warranty.