The shops rear speaker mounts were a huge bulky mess. So I made my own! LG spk8's : r/3Dprinting
LG SPK8-S Rear Speaker Kit Wireless surround speakers for LG sound bars at Crutchfield
Amazon.com: 1 Pair of Black Soundbar Wall mounting Brackets for LG Rear Speaker S95QR SN11R SN11RG SP11RA SPN11 SPN11M SPN8 SPN8M SPP11 SPP11M SPP8M-W SPQ8-W SPQ9 Rear Surround Speakers (with Screw Accessories) :
LG SPK8 Rear Speaker Mounts - 3D model by TrickyBee on Thangs
LG 2.0 ch Sound Bar Wireless Rear Speaker Kit (SPJ4-S) | LG USA
LG 140W Wireless Rear Channel Speakers (Pair) | RC Willey
LG SPK8-S Rear Speaker Kit Wireless surround speakers for LG sound bars at Crutchfield
LG SPK8-S 2.0 ch Sound Bar Wireless Rear Speaker Kit, Audio, Soundbars, Speakers & Amplifiers on Carousell
Mounting Bracket for LG Soundbar Mount Replace for LG SPK8 SK4D SK8Y SK8 SK7Y SK6Y SK5Y SH5B SH2 SH4 SH7 SJ2 SJ4Y SJ5Y NB4540 NB5540 NB3540 LAS551H Sound Bar Wall Mount :