High performance low restriction Water block EK-NB EVGA 680i - Acetal was made just for EVGA 680i Northbridge motherboard. It has small water restriction, and it has better performance than any Northbridge needs. Water blocks base is made of electrolytic copper, and the top is made of quality POM Acetal material. Base is extremely flat and polished to mirror finnish. Barbs and Mounting hardware are included.
EK-NB EVGA 680i Acetal