What type of bearings?

Hello Jason, Thank you for contacting us in regards to your question. Unfortunately that is not a question we can answer, but you can contact the manufacturer directly for possible assistance. Their contact information can be found under the 'Warranty & Returns' tab. https://www.newegg.com/MONTECH/about Thank you, Newegg Support

Questions & Answers: Montech Z3 ARGB Case Fan / 3 in 1 with Remote Controller, 120mm RGB Addressable, Dual Lighting of Both The Fan Hub & Fan Frame, Motherboard Synchronization, Long Using Life

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Montech Z3 ARGB Case Fan / 3 in 1 with Remote Controller, 120mm RGB Addressable, Dual Lighting of Both The Fan Hub & Fan Frame, Motherboard Synchronization, Long Using Life

Montech Z3’s ARGB Dual Ring lighting system provides ARGB lighting in both the fan hub, and fan frame for dual lighting effects.
Ultra low-noise operation and Excellent airflow
Outstanding visual performance
The adoption of silicon pad is effective for anti-vibration
Compatible with: ASUS, Gigabyte, MSI, and ASRock motherboards for lighting system (sync)

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