From manufacturer: Bose UFS-20 II Overview
Display your compatible Bose speakers with the black Bose UFS-20 Series II Universal Floorstands. This pair of stands features metal construction and is designed to conceal speaker wires. The UTS-20 Series II is 38" tall and is compatible with select Bose Lifestyle, Acoustimass, CineMate, and SoundTouch systems.
Measures 1.46 foot length and 1 foot wide, with a thickness of 0.75 inches.