3 x 4gb Ram modules pulled from my working Mac Pro, excellent condition fully working

Product Details: 

MICRON 4GB PC3-14900E DDR3-1866 UNBUFFERED ECC 1RX8 CL13 240 PIN 1.5V MEMORY MODULE 

MANUFACTURER: MICRON 
PART NUMBER: MT9JSF51272AZ-1G9E2ZE 
COMPONENT DENSITY: 4GB 
PRODUCT BUS TYPE: PC3-14900E 
COMPONENT SPEED: DDR3-1866 
MODULE SIGNAL TYPE: UNBUFFERED 
ERROR CORRECTION CODE ( ECC ): YES 
COMPONENT RANK: 1RX8 
CAS LATENCY: CL13 
PIN COUNT: 240-PIN 
VOLTAGE: 1.5V 


Will be shipped via 1st class recorded royal mail, no collections, will be very securely packaged, i take no chances :-)