Bykski XPH-B Liquid Cooling Water Block, Nickel, Intel CPU Stunning CNC cut full-metal electroplated nickel build designed to combat corrosion and oxidation Due to the nature of the construction process and packaging, small imperfections may appear. Micro-channel base structure is designed to deliver maximum cooling performance Includes: 1x Water Block, 1x Backplate, 4x Mounting Screws, 2x 3/8" ID 1/2" OD Chrome Compression Fittings Compatible with: Intel LGA Socket 771, 775, 1155, 1156, 1366, 1150, 1151