Stillpoints Adapter M8-1.25 to 1/4-20 (1” length)Model 6 LoudspeakerModel 7T LoudspeakerStillpoints Adapter 3/8-16 to 1/4-20 (1” length)SW-12 SubwooferStillpoints Adapter 3/8-16 to 1/4-20 (1” length)20T Loudspeaker Outrigger