The Gravity GSAT36B is a universal double speaker stand adapter. Perfect for mounting two speakers onto one speaker stand, and feature a high-quality steel construction for strength and durability. As well as 2x width adjustable speaker mounts from 31cm to 49cm to suit a wide range of speakers. The GSAT36B stand adapters is designed to suit most standard 35mm speaker stands or distance poles. And are super easy to use with a large securing knob and 2 hex-screw fasteners for the width adjustment. Perfect for DJ, Bands, and production companies with large PA set-ups.