The Wera Zyklop Flex Lock Extension is a 1/4in square drive socket with a ball lock. It has a flexible lock system for permanent interlocking or fast change of accessories. It also features a free-turning sleeve for rapid tightening or loosening of screws and nuts.

The extension is made from chrome vanadium steel and has a brushed chrome-plated finish.

Drive: 1/4in square.

Length: 150mm.