<http://schema.org/description>
"&lt;p&gt;    The C4T live center features a proprietary bearing isolator seal designed exclusively for the company by Inpro/Seal. The center is said to have at least three times the service life of standard centers, and the non-contacting, frictionless seal will not wear out under normal use, the company says.  Normal use inclu&lt;/p&gt;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mmsonline.com/products/live-center-with-permanent-bearing-protection>