<http://schema.org/description>
"K&amp;M 21326 Adapter Sleeve [K&amp;M 21326-BLACK] - Speaker Stands: Polyamide. For speaker flanges with inside tube diameter 38 mm. May be attached to K and M speaker stands with tube diameter 35 mm."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.avshop.ca/sound-amp-pa-audio/speakers/speaker-stands/k21326-adapter-sleeve>