512GB Crucial M4 SSD with bracket CT512M4SSD2BAA for £299.99 at Amazon or CT512M4SSD2 w/o bracket for £291.55 or CT512M4SSD1 7mm for £284.35, lowest they've ever been
512GB Crucial M4 SSD £299.99 at Amazon - great price for this size of SSD - choose with or without the 3.5" adapter bracket for the same price:
CT512M4SSD2BAA with bracket (lowest it's ever been):
Or, if you need the 7mm CT512M4SSD1 version, it's £304.20, but out of stock:
UPDATE: 7mm version now in stock, also at £299.99, the lowest price it's been at so far.
UPDATE 2: Price for 9.5mm without bracket (CT512M4SSD2) now reduced to £291.55, while 7mm (CT512M4SSD1) now reduced to an all time low of £284.35