Festool 452892 Hose Sleeve, Rotating Connector for D 27 Antistatic HoseReplacement Rotating Hose Connector for attaching Festool Antistatic D 27 (27mm) hoses to the inlet of the CT Dust Extractors. External diameter 58 mm. Use replacement rotating connectors and reducing sleeves to create new custom sized hoses from longer lengths, or use to replace damaged parts. Antistatic components are only effective when used as part of a complete antistatic dust extraction system, including extractors or vacuums, hoses, sleeves and