ASUS ROG STRIX GTX 1660Ti GPU Fan Replacement.
Specifications:
 
- Model Number: CF1010U12S
 - Diameter: 88mm
 - Power: DC 12V
 - Current: 0.50A
 - Mounting holes distance: 3 x 32mm
 
The T129215BU model is ball bearing. Longer life and better quality.
Compatible with the following graphic cards:
 
- ASUS ROG STRIX GTX1660TI O6G GAMING
 - ASUS ROG STRIX GTX1660TI 6G GAMING
 - ASUS ROG STRIX GTX1660TI A6G GAMING