Check the listing for details. RAB Audio ProRak 2U Rack - Black. Condition: New with tags. Listed at 129.99 USD. Heavy-duty 2U Molded Rack Enclosure Protect and stabilize your pro audio rack gear with the RAB Audio ProRak. This heavy-duty 2U molded enclosure features rugged, oversize bumpers to keep racked audio equipment — compressors, EQs, preamps, wireless receivers, and more — safe and sound, inside and out. Its furniture-grade good looks mean you’ll feel comfortable incorporating the ProRak into your control room, broadcast studio, or house of worship setting. Leveled and centered rack rails give your equipment a professional, put-together look. Just add screws, and you’re ready to roll with the RAB Audio ProRak 2U rack from Sweetwater.