Hi-Fi Racks are excellent. You can have the size you need to suit your kit layout. Well made and can easily take the weight involved.
I have a 7200SE in one under a 65" Oled and a 5200SE in another under a 48" Oled.

Cinema: DSP750 x3, DSP3300 x 4, DSW.2 x 3, Trinnov A32, 271, Oppo 203, Toshiba HD-DVD, SKY Puck, Sony XW7000 PJ, Screen Research AT, Kaleidescape 4K 30TB
Lounge: 861v8, UHD722, DSP8000SEPP, DSP7200HCSE, DSP3300, DSW x 2, 504, C15, Sony UBP-X800, SKY Puck
Bedroom: DSP5200SEHC, G65, UHD722, DSW, M6, C15, 210, SKY Puck
Spare: 818v3, DSP5200HCSE