Set of 2 Dual Speaker Mount Bar Mounting Fork Bracket Speaker Pole Width Adjusta
Secured by locking knob. With standard 35mm 1 3/8" pole, it fits most loudspeakers such as 6" or 8" or 10" or 12" PA speaker cabinets. Mounting Type Pole Mount. Save space by easily mounting two loudspeakers on top of the speaker stand.