Bose® SlideConnect™ WB-50 wall bracket (White) at Crutchfield
Bose® SlideConnect™ WB-50 Wall Bracket (Black) at Crutchfield
Bose WB-50 Series II SlideConnect Wall Bracket - White NIB OEM Jewel Cube Direct | eBay
Amazon.com: Maozhren Adjustable Stand for Bose Speaker Stands wr Slideconnect Bracket, for Bose UB-20, UB-20 II, WB-50 II, UFS-20 II, UTS-20 II, CM520, CineMate II, GS II, for Bose Speaker Floor Stands,