[PARAMETER] Thread Size: G1/4’, Overall Size: 80mm x 60mm x 60mm / 3.15 x 2.36 x 2.36 inch (LWH). [MATERIAL] The clear reservoir is made of acrylic, which is visual and durable. [NOTE] The reservoir is only used for heat dissipation of the WATER cooling system. [PRE-OPEN HOLE] It’s very practical for the 3 pre-open thread holes. [APPLICATION] It is mainly suitable for various the CPU water cooling system, such as the computer CPU and the games CPU, etc.