Sanus WSSATM1-B2 Extendable sound bar TV mount attachment for Sonos Arc at Crutchfield
Sanus Soundbar TV Mount (Universal, Up to 20lbs) SASB1-B1
Amazon.com: Sanus Soundbar Mount for Most Soundbars up to 15 lbs - Features Simple Install and Tool-Free Adjustments - Compatible with Most TVs and Mounts - SOA-SBM1 : Electronics