Original ABSOLUTELY BRAND NEW Apple IMAC 27" 2017 model 4GB PC4-2400 RAM chip. Brand new, never been used. Guaranteed to work. Double your RAM and double the speed of your new 2017 IMAC. $25.00 each, or $50 for the pair of 2 chips. The price is FIRM and not negotiable please. In SIM LIM these chips sell for $65 each or $130 per pair.
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