anyone know about these clutch?

[design240sx]

they are called ProGrip clutch. i was wondering if anyone had try this?

http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&viewitem=&ru=http%3A%2F%2Fsearch.ebay.com%3A80%2Fsearch%2Fse arch.dll%3Ffrom%3DR40%26_trksid%3Dm37%26satitle%3D 320260211740%26category0%3D%26fvi%3D1&item=320260211740

[burnsauto]

weak.

don't waste your money.

[Sileighty_85]

Ebay nuff said