Strong pole for mounting a speaker to a sub for a compact, convenient sound system. The Mackie SPM200 Speaker Pole Mount is a heavy-duty pole for mounting your loudspeaker on a subwoofer. It's ideal for use with the following Mackie speakers: TH15A, SRM350 (v2), SRM450 (v2), HD1221, HD1521 and HD1531 speakers with SRM1801, HD1501, HD1801 subs, and more. The speaker pole mount can hold up 100 pounds. Features Holds up to 110 pounds Black