The Crucial CT12864Z40B.M16TFY-1 is in in stock at Calhoun Technologies. For over 10 years Calhoun Technologies has been saving companies likes your up to 80% off list price on hard to find computer hardware. Part Number: CT12864Z40B.M16TFY-1 Manufacturer: Crucial Details: Crucial CT12864Z40B.M16TFY-1 Refurbished