K&M 18806, Trolley for Keyboard Stand and digital pianos, For keyboard stands and digital pianos, The unique trolley keeps your keyboard stand on the move. The trolley provides extra mobility on stage, in rehearsal rooms or at home., Extendible in length, Wheels lockable, Material: Steel, Extendable from 564 to 787 mm, Width: 183 mm, Weight: 7.1 kg, Included: 2 trolleys