ProX XS-SP292922W Single Line Array Sub Speaker Flight CaseProX XS SP292922W Universal ATA Single Line Array Sub Speaker Flight Case fits RCF SUB 8004 AS 9004 AS and similar size speakers 29Hx29Lx22W in. This Universal Pro Speaker case is designed to protect your speakers. It features a 3 8" laminated plywood with a hard shell and internal impact resistant padding, ensuring the best protection for your speakers during transit or storage. This universal case fits many brands of speakers, with interior