1. Pool Pump Union Connection Kits: Made from quality materials for longlasting performance in pool environments. The black 3.35' diameter connectors are designed to withstand regular use and exposure to pool chemicals while maintaining structural integrity. 2. Compatibility: This connector kit is compatible with Hayward TriStar SP3200VSP series pumps (SP3202VSP, SP3202VSPND, SP3200VSPND, SP3200E, SP3206VSP, SP3206VSPVR, SP3200X, SP3200), Northstar SPX400 00/SP4 pumps from the 000X series (2008 onwards), EcoStar water pumps, and SwimClear cartridge filters (C2030, C3030, C4030, C5030, C7030). 3. COMPLETE KIT: The package includes 2 pool pump connection kits, which have been machined for stable and reliable performance. It provides all components in one convenient package to help you maintain your swimming pool system. 4. Easy Installation: These connector kits are designed for easy installation and removal without professional assistance. Simply follow standard connection procedures to damaged parts and restore your pool system to functionality.