JUYO VONSAN&reg; Hard Drive Caddy Tray for Apple Unibody MacBook MC724 MC700 MacBook Pro 466 467 / Macbook Pro mid 2012 MD101 MD102 MD103 MD104 Compatible with: 2.5"/9.5mm SATA I II III HDD or SSD, the highest speed can reach 6Gbps. Package Content: 1x 2nd HDD Caddy for Apple Macbook Pro, 4x PVC Hard Drive Screws 2xsteel screws Compatible Model:MC724 MC700 MC725 MC723 MC721 MD313 MD314 MD311 MD322 MD318 Compatible Model: 2012 mid Macbook Pro MD101 MD102 MD103 MD104 Only the caddy Sell by Afrom Here fit for Macbook 2012 Mid