Pair of crossovers for Aria Light
Book shelf Speaker
other parts required for this box see link below for full Box spec.
http://www.pqsound.co.za/index.php?main_page=product_info&cPath=17_115_116&products_id=833x 2pcs
http://www.pqsound.co.za/index.php?main_page=product_info&cPath=17_115_117&products_id=832x 2pcs
http://www.pqsound.co.za/index.php?main_page=product_info&cPath=17_115_120&products_id=933x 2pcs
below is the full box design spec
http://www.visaton.com/en/bauvorschlaege/2_wege/aria_light/construction.html