If you're into computer repair, replacement, or fixing you need to call me now. I have many unit to choose from like: Sony, Dell, Compaq, HP, Gateway and many parts power supply, mother board, processor, Cache, Ram, DVD rom. CD rom, and VGA. Some item will help fine tune your desk top and improve perfomance use. Some of the cases are special design to built your own, i am reasonable, fair but all item are not $20. Call RAY @ for more imformation. Pictures will follow