2x Koolance VID-AR699 Water Block For A Radeon HD 6990 Video Card
Used
should be good for any hardcore bitcoin miner
The Koolance VID-AR699 is a full coverage video block for water cooling AMD Radeon HD 6990 cards in single and multi video card configurations. It utilizes a high-performance microfin (0.5mm) design made of solid copper with anti-corrosive nickel plating.
Fitting threading is standard G 1/4 BSPP. For multiple card configurations
2x Koolance VID-AR699 Water Block
In there original boxes with install manurl and mounting screws you will need your own thermal past and or thermal pads before you mount them on to your 6990
all so comes with CNT-VDA34 and CNT-VDA2 don't quote me on that they are the connecters that let you connect both blocks to each othere 1 with a space of 1 and 1 with a space of 2 to 3
If you only need 1 block message me and we maybe able to work sumthing out
http://www.ebay.com.au/itm/2x-Koolance-VID-AR699-Water-Block-For-A-Radeon-HD-6990-Video-Card-/151031861846?pt=AU_Components&hash=item232a335256