Portrait Landscape Rotation Swivel Wall Bracket ASM-530L Recessed Inwall Box for 36" - 70" 31in Extension Articulating TV Bracket -ASM-501M31
26" Extension, Rotates Portrait / Landscape

29.0" Extension, 180 deg swivel left right, Rotates Portrait/Landscape

31.5" Extension, 180 degree swivel

All Star Mounts ASM-501L Rotating Portrait/Landscape ASM-501M 26" Extension Articulating Wall Bracket for 32" - 60" ASM-410T adjustable Tilt TV Bracket
31.5" Extension, Rotates Portrait/Landscape 26" Extension, 180 deg swivel 3.0" profile, 300 lb capacity