ProX XS-SP523022W Universal Line Array Speaker Flight CaseProX XS SP523022W Universal Line Array Speaker Flight Case fits 4x RCF HDL30, HDL20, JBL SRX910LA, DAS SARA100 and most similar size speakers 30x22x52 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