Polaris 1-1/2" Expansion Connector | 9-100-8011 Complete QuikPure3 It's a direct replacement for

It's a direct replacement for R173578 and several legacy cartridges

10 mm brass nut ensures vibration-resistant tightness

Ensure impeller threads and shaft are clean and aligned to prevent binding

Durable and Weather-Resistant: Built to withstand outdoor conditions

It's also the base that connects and holds the finned disc

Polaris 1-1/2" Expansion Connector | 9-100-8011 Complete QuikPure3 It's a direct replacement forPolaris 1 1 2" Expansion Connector 9 100 8011 The Polaris 1 1 2" Expansion Connector (9 100 8011) is a robust and reliable solution for connecting pool equipment to 1 1 2 inch plumbing systems. Designed for Polaris pool cleaners and related systems, this connector accommodates slight movement and expansion in your pools plumbing, ensuring a secure and leak free fit. Key Features: Universal Fit: Specifically designed to fit 1 1 2 inch plumbing systems