K&M 18810 Keyboard Stand - two-sided spring-loaded locking screws make precision height adjustment easy. The support arms can be adjusted to suit any size of keyboard. Table is completely flat. Dimensions: H: 600/1020 mm, AA: 270/870 mm, AT: 345 mm. Weight: 8.5kg; suitable extension: 264234 K&M 18813-011-55