Vector series water blocks are part of the EK Quantum Product Line that emphasizes minimalistic, elegant design, and performance. For those who want to stand out!EK-Scalar Terminal Quad 2-slot is a semi-parallel high-quality interconnection for connecting four (4) same type EK-Vector or EK-FC water blocks in a single, sturdy unit. Connecting multiple graphics has never been this easy and aesthetically pleasing!The Terminal is made of high-quality Acrylic material. There is no need to purchase additional links since the EK-Scalar terminal is mounted directly to the water block. Serial and parallel water flow is graphically explained in the installation manual.Included: - 1x EK-Scalar Quad 2-slot - Plexi- 2x Plug G1/4 - 1x mounting mechanismFor use with motherboards with PCIe x16 slots 60.9 mm (2.4\") apart! The EK-Scalar terminals are only compatible with EK-Vector and EK-FC blocks