Includes sturdy ABS hard pipe male plug adapters (Part #SPX1091Z2) to ensures secure pool filtration systems connection. Check quantity upon for full set completeness. Designed as exact replacements for worn/damaged parts, these adapters provide tight, stable connection to leaks and maintain optimal filtration in your pool systems. Perfectly fits multiple Haywards sand filter models including s240pak1, s200pak1, s160tpak1, pak3, s160t, s190t, and models s164t, s166t for versatile application. Make from good rustproof, resistant ABS that withstands harsh pool and environmental conditions for long lasting durability. Simple to install without professional help for replacing old clip. Refer to included instructions for proper setup and us any issues arise.