K&M 21340 - steel connecting rod for satellite systems. Height adjustment via hand crank, one end is fitted with a unique patented expanding mandrel system for a tight and firm fit for the speaker. Moveable plastic splints separate the speaker from the stand creating a vibration-free connection. Easy to use ring lock. The other end of the rod features a threaded M20 bolt for connector plate 24116. Height: 920/1520mm. Weight: 3.8kg