Description: Dual G1 / 4 male expansion joint adapter for pc water cooling system Variable length 22-31mm Brass material, durable, for your use Scope of Application: Computer Water Cooling System Specification: Material: copper Product detailed size: 37*20*20mm (length reduced to the shortest) Package Includes: 1x Dual G1/4 External Thread PC Water Cooling SLI Expansion Joint Connectors