On-Stage Stands MS7311B Kick Drum/Amp Mic Stand 5/8" end with 27 solid threads and steel counterweight on this 19" boom All-metal boom clutch Heavy-duty sand-cast tripod base adds stability Die-cast steel height adjustment clutch. The heavy-casted tripod base gives this boom microphone stand the stability of a larger stand, yet the shape adds the convenience of being compact The heavy-casted tripod base gives this boom microphone stand the stability of a larger stand, yet the shape adds the convenience of being compact