RAIJINTEK Copper radiator - 27mm thickness, CALORE ELITE CA240, is made of copper with high-density copper fin design and brass tank. CALORE radiator is engineered with 12-set flat tube design and brass tank. Fin design is optimized for efficiently pulling heat away from the power-dissipating components thus achieving maximum heat dissipation at high airflow operation. CALORE ELITE CA240 radiator is made of premium-quality materials that provide exceptional performance, unrivalled reliability. The unique stainless steel side panels guarantee the durability as well as reduce the weight of the radiator. Integrated G1/4" threads make it easy to install, while rigid connections ensure leak-resistant measures are in place. Square Fan anti-vibration rubber is provided to eliminate most vibration from fan.