Premium Aluminum Black Top Cover: Black aluminum top cover offers a premium finish. Dual Tower Heat Sink: Dual heatsink combination provides twice the surface area for better cooling. 6 Heat Pipes with Nickel Plated Base: 6 heat pipes and nickel plated base provides optimal coverage for optimal cooling. Dual SickleFlow 140 Fan: Twin fans utilize Push-Pull setup for optimal airflow and pressure. RAM Clearance Option: Optional 3rd SickleFlow 120mm fan included for necessary RAM compatibility and clearance. Easy Mounting System: Exclusive All-In-One mounting design for easy installation. Extra LGA 1700 brackets required, contact MFR to purchase bracket