PRISMA 140T - Acrylic Hi-Fi Shelf (CRYSTAL)PRISMA 140T Cast Acrylic Hi Fi Shelf 15mm cast acrylic. Accommodates standard 19" rack mount amplifiers. The open shelf design keeps your connections accessible no solid panel to reach behind when you're swapping cables. Designed to sit on top of the PRISMA 140, the two units form one complete system. Or use it alone as a dedicated turntable and component shelf. Fits standard 19" rack mount amplifiers solid shelf, centred turntable position 150mm