AM3 socket I'm trying to add a H100i to, none of the AM/AM4 brackets fit it right, the small half of the TR4 fits the top but two of those don't reach.
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Amazon.com: fan bracket cpu retention mounting Black Plastic AMD Stand Base for Socket : AM2 AM2+ AM3 AM3+ FM1 FM2 chipset: C51 N61 N78 A760 A770 A780 A785 A880 A960 A970 A990
Amazon.com: AMD [Back Plate and Four Screws Included] CPU Fan Bracket Base for AM3 Socket : Electronics