1999-2004 lightning blower pulleys

[NZBling]

came off of my 99 lightning 8lb lower and a 2.75 chrome top kenne bell 2.3 blower pulley. call or text if interested. thanks 979-492-1132
50$ each
pics here

Library Slideshow by nzbling03 | Photobucket

 

[Kintclan]

Does this need the hub or is it just the pulley that can be bolted on?