Wera 05003583001 8794 lb zyklop long extension free turning sleeve 3 8in wera 05003583001 this long zyklop extension from wera is made from brushed chrome plated chrome vanadium and has an easy to grip free turning sleeve for the rapid tightening of screws and nuts this extension has a 3 8in square drive socket with a ball lock wera 05003583001 8794 lb zyklop long extension free turning sleeve 3 8in