Extreme Overclocking has put up a review on the Amuzuma Fan Adapter.

In a nutshell, a fan adapter allows you to adapt a larger (or smaller) fan to your heat sink. Most fan adapters that I have seen attempt to funnel the air from the larger 92mm or 80mm fan opening down to the 60mm opening attached to the heat sink. The first big difference about the Amuzuma fan adapter is they toss that idea out the window and provide a non-restrictive adapter that allows the excess air to flow around the heat sink to aid in better cooling for both the heat sink and your motherboard.

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