Subwoofers are becoming an increasingly popular addition to mid-sized and smaller PA systems. The
On Stage SS7740B Subwoofer Attachment Shaft is a heavy-duty 1 3/8 inch aluminum shaft that connects bass enclosures on the stage floor to high frequency cabinets.
CALIFORNIA PROPOSITION 65 WARNING

WARNING: Cancer and Reproductive Harm -
www.P65Warnings.ca.gov.