mounting assemblies for audio/visual equipment, namely speaker stands, C-clamps, safety cables, ceiling and wall vibration isolation adaptors, mounting plates, pipe adaptors, thread couplers, strut member kits consisting of two steel structural brackets and two u-clips to allow mounting across up to three studs, and handle kits consisting of knob, spacer and tensioning bolt for repositioning speakers, for use in fixed position, tilting and pivoting mountings for audio/visual equipment, including audio speakers, microphones, personal stereos, video players, DVD players, audio players, amplifiers, sound mixers, frequency tuners, surround processors, digital sound signal synthesizers, stereos and stereo parts, televisions, liquid crystal display and plasma monitors, loudspeakers, computer peripherals, and projectors