ebay via refurbforless has a PNY Technologies 240GB CS900 SATA III 2.5" Internal SSD for $72.99 with free shipping.
- 2.5"/7mm Form Factor SSD, 20X faster than traditional HDD
- 240 GB Storage Capacity, SATA lll
- Max Sequential Read up to 535 MBps
- Max Sequential Write Up to 500 MBps
- MTBF 2,000,000 hours
- $84.99 at Amazon