The HERCULES Auto Lock Speaker Stand SS410B features the Quick-N-EZ Auto Lock System, the EZ Adaptor pole top, the built-in metal leg housing, all-aluminum tubes, and a safety pin for security.

The Quick-N-EZ Auto Lock offers one touch height adjustment securing stand when raised and releases easily and quickly. The Quick-N-EZ Speaker Adaptor expands from 1.38" (35 mm) to 1.57" (40 mm) to fit the speaker stand mounts. Maximum load capacity to 50 kg (110.2 lbs.).

NOTE: If the Speaker Adaptor is not weighted down by the speaker, please turn the top knob counter-clockwise to extend the adapter length. Effect insertion length 90 mm - 110 mm.