Features:_x000D_ _x000D_ Chrome plated brass material, durable and reliable. _x000D_ Exquisite mirror surface treatment, smooth and great hand feeling. _x000D_ Electroplating processing, shiny, bright and beautiful appearance. _x000D_ With slotted drives + lace design, it is easy to tighten with a coin or your hand. _x000D_ Fit for PC water cooling system. _x000D_ _x000D_ Specifications:_x000D_ Name: water cooling plug_x000D_ Thread specification: G1/4 (2 minutes), the actual outer diameter is 12.9MM_x000D_ Material: Brass_x000D_ Surface treatment: chrome plating_x000D_ Seal: seal with silicone_x000D_ Size: straight through 18MM_x000D_ Application: PC water cooling system_x000D_ Package weight: 55g_x000D_ Quantity: 5pcs_x000D_ _x000D_ Package List:_x000D_ 5 x Plug_x000D_ _x000D_ Note:_x000D_ Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.1Chrome plated brass material, durable and reliable. 2Exquisite mirror surface treatment, smooth and great hand feeling. 3Electroplating processing, shiny, bright and beautiful appearance. 4With slotted drives + lace design, it is easy to tighten with a coin or your hand. 5Fit for PC water cooling system.